Water softener hardness level chart - • DO Secure drain line on water softener and at drain outlet. Due to high pressure, clamps are recommended on drain line.(see Installation Steps) • DO Allow a minimum of 8 to 10' (2.4 to 3.0 m) of ¾" (1.9 cm) pipe from the outlet of water softener to the inlet of water heater. Softener Don’ts • DON’T Install if checklist items are

 
Calculation for Sizing a Water Softener. Multiply the number of people in your family times 70 (gallons of water used per day, national average). Multiply the answer by your water hardness in grains per gallon (to convert mg/l or ppm to grains, divide by 17.1). If iron is present, add 5 grains for every ppm (mg/l) of iron (iron MUST be .... Ksg bayonet spikes

Hard water calculators tell you the overall permanent water hardness using the following formula: TOTAL PERMANENT HARDNESS = CALCIUM HARDNESS + MAGNESIUM HARDNESS. Based on the molar mass of calcium and magnesium, hardness is calculated with this equation: Hardness = 2.497 (Ca) + 4.118 (Mg)If you set the hardness higher than it needs to be, your unit will still give you the same degree of softness (0-3 gpg), but it will use more salt and water because it will perform more recharges. This isn't ideal. Setting the hardness number higher than necessary reduces the efficiency of your softener. In short, the answer is No.Hardness is generally measured in grains per gallon (gpg). Although the hardness scale only lists water up to 10+ grains per gallon of hardness, there are homes that have water in excess of 100 grains of hardness. Although there are homes with naturally soft water, many homes need to mechanically soften water to achieve a hardness level of less ...Here’s a rough estimation of salt dosage based on water hardness: 0-3 GPG: No salt dosage required. 3-7 GPG: 1/4 to 1/2 cup of salt per regeneration. 7-10 GPG: 1/2 to 3/4 cup of salt per regeneration. 10-15 GPG: 3/4 to 1 cup of salt per regeneration. 15-20 GPG: 1 to 1.5 cups of salt per regeneration.The ideal water hardness, where water tastes good but won’t ruin your fixtures and appliances, is generally 3.5–7 grains per gallon or 17.1–120 parts per million. However, the ideal water hardness for each person depends on what level of hardness or softness they can tolerate. Some people love softened water. Some people hate it. Here’s a rough estimation of salt dosage based on water hardness: 0-3 GPG: No salt dosage required. 3-7 GPG: 1/4 to 1/2 cup of salt per regeneration. 7-10 GPG: 1/2 to 3/4 cup of salt per regeneration. 10-15 GPG: 3/4 to 1 cup of salt per regeneration. 15-20 GPG: 1 to 1.5 cups of salt per regeneration. Example: How many dH is 1 PPM water hardness? We just insert this into the equation and calculate the result like this: dH (1 PPM) = 1 / 17.848 = 0.056 dH. As we can see, 1 PPM is equal to 0.056 dH. This is just an example for 1 dH. For all other conversions, you can use the following calculator (and consult the chart below the calculator). Jul 29, 2021 · Water softener is needed when your water hardness is more than 300+ PPM or 15+ GPG. It means your water is much harder and makes trouble for home appliances and will use lots of detergent as well. Most people face skin and hair fall issues if the hardness levels are higher and you are not using water softener to soften your water. Step 5. Press the directional up and down buttons until the display flashes the correct number. Press the center "Select" button once and exit the programming mode. Advertisement. Kenmore water softeners remove the iron and other chemicals in your water. As water enters into the brine, the beads in the brine attract the hardness from …3. Install the Bypass Valve and Control Head and Connect the Water. Water softener installation is similar to a hot water heater installation. First, shut off your home’s water at the main water ...A typical 1.0 cubic foot water softener packs quite a punch: with just 6 pounds of salt, it knocks out 20,000 grains; crank up that salt dosage to 15 pounds and watch as it lays waste to an impressive 32,000 grains. If you think one size fits all when choosing your shield—think again.Baking soda does not chemically soften water, but it makes the water slicker and feel softer to the skin. Baking soda is also known as sodium bicarbonate. Washing soda, sodium carb...Once you've got your levels of hardness and clear water iron you can calculate hardness. The softener communicates in GPG (Grains per gallon). If your hardness number is not in GPG you'll need to do a little math. Don't worry, the numbers you need are below. If your hardness number reported in PPM or MG/L, divide that number by 17.1 to convert ...From 0 – 60 milligrams per liter (0 – 3.5 GPG), the USGS considers water soft. According to this measurement, 61 to 120 milligrams per liter (3.5 – 7 GPG) is moderately hard water, 121 to 180 milligrams per liter (7 – 10.5 GPG) is hard water, and 181 milligrams per liter and above (10.5 GPG +) is very hard water.The hardest water in the state comes from Kalispell, with a water hardness level of 175 PPM. For reference, water is considered hard between 120-180 PPM. 180 and above is considered very hard according to USGS water hardness measures. While many Montana cities have hard water, such as Missoula (175 PPM) and Great Falls (147 PPM), there are a ...Next, multiply your water’s hardness level by your family’s total daily water consumption. This is your daily softening requirement in grains per gallon. Here’s an example for a family of 4: Total water hardness (5 GPG) x total daily water consumption (4 people x 80 gallons = 320 gallons) = 1600 grains per day. Water Softener Grain ChartGrains per Gallon. According to the Water Quality Association, the hardness scale, measured in gpg of calcium carbonate, can be represented as follows: Less than 1 gpg is considered soft. Between 1 and 3.5 gpg is considered slightly hard. Between 3.5 and 7 gpg is considered moderately hard. Between 7 and 10.5 gpg is considered hard.Example: How many dH is 1 PPM water hardness? We just insert this into the equation and calculate the result like this: dH (1 PPM) = 1 / 17.848 = 0.056 dH. As we can see, 1 PPM is equal to 0.056 dH. This is just an example for 1 dH. For all other conversions, you can use the following calculator (and consult the chart below the calculator).Water hardness is usually expressed as the number of parts per million (ppm) of calcium carbonate present in the water (see Table 19). ... Regions with soft water ...It’s important to test your water when deciding which water softener will best suit the needs of your home. Water hardness is determined by total dissolved solids (TDS) in a volume of water, as measured in milligrams per liter (mg/L).Grains per gallon is a measure of your water’s hardness. If you test your water for hardness at home, you’ll probably receive a result in GPG. This is the most commonly used measurement for hardness. Most water softeners are measured in GPG, which indicates their grain capacity. A single grain per gallon is equal to 17.14 parts per million.If you set the hardness higher than it needs to be, your unit will still give you the same degree of softness (0-3 gpg), but it will use more salt and water because it will perform more recharges. This isn't ideal. Setting the hardness number higher than necessary reduces the efficiency of your softener. In short, the answer is No.The Saskatchewan Water Hardness data presented in this chart has all been verified by Aquatell directly from primary sources. Typically, this means we found the data on municipal water reports or we emailed or talked with municipal officials from the public utilities department. If the water hardness data from your city is missing from this ...5 days ago · Your water softener hardness setting should ideally be set to the amount of hardness in your water plus 4 for every ppm of dissolved iron in the water. For instance, if you have 1 PPM of iron, you must add 4 to the hardness number, and if you have 1.5 PPM of iron, you must add 6 to your hardness number, and so on. Do you have spotty dishes when they come out of the dishwasher? Is limescale building up on your appliances and in your shower? If so, hard water could be the culprit, and a water ...Have you ever found yourself in the middle of a baking project, only to discover that your brown sugar has turned into a rock-hard lump? Don’t panic. There are quick and easy solut...Step 2 - Calculate Hardness. Once you've got your levels of hardness and clear water iron you can calculate hardness. The softener communicates in GPG (Grains per gallon). If your hardness number is not in GPG you'll need to do a little math. Don't worry, the numbers you need are below.Next, multiply your water’s hardness level by your family’s total daily water consumption. This is your daily softening requirement in grains per gallon. Here’s an example for a family of 4: Total water hardness (5 GPG) x total daily water consumption (4 people x 80 gallons = 320 gallons) = 1600 grains per day. Water Softener Grain ChartPress Select. 3. Hardness - the softener communicates in GPG. If the water supply contains clear water iron, add 5 to the hardness number for each 1 ppm of iron. Press Select. 4. Set Recharge Time - program for a time when the customer will not be using water (i.e. 2 AM). Press Select to return to the home screen.Hard water: 7 to 10.5 gpg. Very hard water: Over 10.5 gpg. When should you adjust the hardness setting? Water softeners are used to eliminate hardness. But, the …Here's an example: Hardness: 10 grains per gallon. Daily Water Use: 4 People X 75 Gallons per day = 300 gallons per day. Daily Softening Requirement = 10 grains per gallon X 300 gallons per day = 3000 grains per day. In the example above, the softener will be removing 3000 grains per day.The hardness level dial, often labeled as “hardness setting” or “grains per gallon,” allows you to set the softener to the appropriate level based on your water’s hardness. Follow these steps to adjust the hardness level: Locate the hardness level dial on your water softener control valve. Refer to your water hardness test results in GPG.Water softener hardness chart. According to the United States Geological Survey, water hardness is classified in 4 types. You can follow the water hardness scale conversion table-. Classification. hardness in mg-CaCo3/L. Hardness in mmol/L. Hardness in DGH/ ° dh. Hardness in gpg. Hardness in ppm.The easiest way to determine the water softening frequency is to multiply the level of water hardness by your usage per day and this will result in the actual amount of softening that needs to be done for daily use. Here is a clear example of how its done: So, for instance, the hardness is 10 GPG and a family of four people uses approximately ...A water softener sizing chart is a tool that helps you determine the appropriate size of a water softener for your specific needs. The size of a water softener is crucial because it needs to handle the water hardness and usage demands of your household or business to effectively remove calcium and magnesium ions from the water. Here’s a general guide on how to understand and use a water ...Jul 29, 2021 · Water softener is needed when your water hardness is more than 300+ PPM or 15+ GPG. It means your water is much harder and makes trouble for home appliances and will use lots of detergent as well. Most people face skin and hair fall issues if the hardness levels are higher and you are not using water softener to soften your water. HOW HARD IS YOUR WATER? The degrees of water hardness are described in the chart below. If you’d like to see where your water system’s water falls, check out our water quality fact sheet located online at newjerseyamwater.com. Under Water Quality, select Water Quality Reports and view the water quality summary for your water system. Degree ofFind out what your water softener’s hardness setting should be by reading about it. What if Water Softener Hardness level set to Low . You will be unable to get the most efficient performance from your water softener if the settings you enter are inaccurate. If you set the hardness level too low, your water softener will not be able to ...Your water softener should regenerate every 2-3 days, but this depends on several factors: 1. Incoming water hardness 2. Iron and manganese concentration in water 3. Resin Tank capacity, and 4. How much water is used every day. It’s best to opt for demand-initiated water softeners that can REGEN based on water usage rather than manual ...water softener, call our toll free number: 1-888-64WATER (1-888-649-2837) or visit www.mortonwatersofteners.com When you call, please be prepared to provide the model and serial number of your product, found on the rating decal, located on the rim below the salt lid hinges. Do not return water softener to storeWater Softener - Determining Your Water Hardness. Water hardness is determined by the grains per gallon (gpg) in your water. You can get grains per gallon of your water from a water analysis laboratory. If you are on a municipal city water supply, call you local water department for the water hardness. You can also contact an independent water ...Depending on the water softener model, the indicator may have a different name, such as Brine or Rinse, written on it. Now you have done with the manual adjustment of the hardness of a Kinetico water softener. The flow of water in the softener will show you the difference. The hardness level can be reset again as per your need.If your water doesn’t contain dissolved iron, you just need your water’s hardness rating – plus a hardness buffer, depending on the age of the water softener – to figure out what to set the softener hardness to. The table below gives an idea of how you might set your water softener based on your … See moreThe article provides both a table and a calculation method to determine how much salt is needed for a given level of water hardness. This article also explains how to repair or adjust the brine tank float - a device that determines the quantity of salty brine to be produced for use during water softener regeneration. ... At left is a typical ...Here is the most common scale used to determine the dissolved mineral content of your water supply: Water is considered soft if it contains less than 1 GPG of dissolved minerals. Water is considered moderately hard if it contains between 1 – 7 GPG of dissolved minerals. Water is considered hard if it contains between 7 – 10 GPG of dissolved ...Quick Answer. A water softener should regenerate every 2-5 days and at least once every 14 days. If it’s regenerating every night, your softener may be too small. The optimal regeneration frequency for modern water softeners is calculated based on hardness levels, water usage, and softener capacity.Is your water softener set correctly? How do you know? What determines the correct hardness settings for a water softener anyway? You may’ve heard that the s...If you have hard water you probably want to know exactly how hard your water is. To do so, you’ll have to test the mineral content of your drinking water. Understanding what the mineral content of your water means requires an introduction to water hardness levels, and then comparing your results with a water hardness scale. In this article, you will …The standard measurement used for water hardness in the U.S. is measured in “grains per gallon” (GPG). The term “grains” in this context refers to a specific unit of weight, which is equivalent to 1/7000th of a pound. Therefore, when we say “grains per gallon,” we are referring to the number of grains of hardness minerals contained ...20 grains of water hardness (hardest water in the US) equals 149 mg of sodium per quart added. Most adults drink about 1 quart of water per day. 149 mg / 2,300 mg = 6% of your total daily sodium comes from a water softener. Keep in mind, this is for the hardest water in the US. For most US citizens, that number will be far less because they don ...Water hardness or softness is measured using grains per gallon (gpg), where one grain is equal to 0.002 ounces of calcium carbonate dissolved in 1 gallon of water. 0–3 gpg is considered soft water. 3.5–7 gpg is considered moderate and ideal. >7.5 gpg is regarded as hard water and should be treated with a water softener.Here's an example: Hardness: 10 grains per gallon. Daily Water Use: 4 People X 75 Gallons per day = 300 gallons per day. Daily Softening Requirement = 10 grains per gallon X 300 gallons per day = 3000 grains per day. In the example above, the softener will be removing 3000 grains per day.Jan 25, 2024 · Slightly Hard Water (3.5-7 GPG / 61-120 mg/L): Water in this range is mildly hard. It still allows for efficient soap lathering, but you might start to notice some mineral buildup in your appliances and on your fixtures. Moderately Hard Water (7-10.5 GPG / 121-180 mg/L): Water in this category is moderately hard. Quick Answer. A water softener should regenerate every 2-5 days and at least once every 14 days. If it’s regenerating every night, your softener may be too small. The optimal regeneration frequency for modern water softeners is calculated based on hardness levels, water usage, and softener capacity.HOW HARD IS YOUR WATER? The degrees of water hardness are described in the chart below. If you’d like to see where your water system’s water falls, check out our water quality fact sheet located online at newjerseyamwater.com. Under Water Quality, select Water Quality Reports and view the water quality summary for your water system. Degree of A. O. Smith water softeners are packed with fine mesh resin beads, that your hard water flows through, and—in a process called ion exchange—trades places with sodium ions, removing the hardness. When you have hard water, we’ve got you covered. Save time and money with the self-cleaning pre-filter. As your water softener runs, the pre ... What is a Water Softener Hardness Chart? A water softener hardness chart is a visual representation of the different levels of hardness found in water. It typically …backflow of sewer water into the water softener. Do not put the end of the drain hose into the drain. FIG. 3 1-1/2” air gap Drain Hose Drain Hose 1-1/2” air gap LOCATION REQUIREMENTS Consider all of the following when selecting an installa - tion location for the water softener. = Do not locate the water softener where freezing temperatures ... The standard measurement used for water hardness in the U.S. is measured in “grains per gallon” (GPG). The term “grains” in this context refers to a specific unit of weight, which is equivalent to 1/7000th of a pound. Therefore, when we say “grains per gallon,” we are referring to the number of grains of hardness minerals contained ... backflow of sewer water into the water softener. Do not put the end of the drain hose into the drain. FIG. 3 1-1/2” air gap Drain Hose Drain Hose 1-1/2” air gap LOCATION REQUIREMENTS Consider all of the following when selecting an installa - tion location for the water softener. = Do not locate the water softener where freezing temperatures ...Hard water: 7 to 10.5 gpg. Very hard water: Over 10.5 gpg. When should you adjust the hardness setting? Water softeners are used to eliminate hardness. But, the …Morton has a water softener ideal for your household and water hardness rating. How to Choose. DEMAND CONTROL 45,000 GRAIN WI-FI WATER SOFTENER (MODEL M45C) WHOLE HOME WATER SOFTENER + FILTER. ELITE 34,000 GRAIN WATER SOFTENER. PREMIUM 30,000 GRAIN WATER SOFTENER. PREMIUM 30,000 GRAIN …4 persons x 90 gallons/person = 360 gallons (per day) 3. Calculating Your Daily Softening Requirement. Lastly, multiply your hardness level by your daily water usage. The result is your daily …90,000-Grain. 100,000-Grain. We can see that a family of 4 needs anywhere from a mere 8,000-grain to 100,000-grain water softener. This is quite a big range; of course, the precise grain capacity depends on monthly water usage and water hardness. Most 4-member household will need a 24,000-grain, 36,000-grain, and 44,000-grain units.The following chart explains how you might set your water softener based on your water hardness, the iron content of your water, and the age of your water …BEST BANG FOR THE BUCK: WaterBoss 36,400-Grain Water Softener. UPGRADE PICK: DuraWater 48,000-Grain Water Softener. BEST SALT-BASED: Rheem Preferred 32,000-Grain Water Softener. BEST PORTABLE: On ...Grains per gallon is a measure of your water’s hardness. If you test your water for hardness at home, you’ll probably receive a result in GPG. This is the most commonly used measurement for hardness. Most water softeners are measured in GPG, which indicates their grain capacity. A single grain per gallon is equal to 17.14 parts per … Here’s a rough estimation of salt dosage based on water hardness: 0-3 GPG: No salt dosage required. 3-7 GPG: 1/4 to 1/2 cup of salt per regeneration. 7-10 GPG: 1/2 to 3/4 cup of salt per regeneration. 10-15 GPG: 3/4 to 1 cup of salt per regeneration. 15-20 GPG: 1 to 1.5 cups of salt per regeneration. Hardness water hard level chart ppm grains gpg too family gallon perWater softener find solution chart system type softening choose ready re now The ultimate guide to water qualityThe water softener blog: may 2016. ... Water softener chart hardness salt model comparison culligan flow materials buildingWater softener chart size sizing tank ...Here’s how you can calculate the water softener capacity using this method: Determine the hardness level of your water in grains per gallon (GPG). Estimate your average daily water usage in gallons. Multiply the hardness level (in GPG) by the daily water usage to get the total grains of hardness to be removed per day.The average water hardness for the state is 262 PPM. Indianapolis, the largest municipality in Indiana, has a water hardness level of 274 PPM. Some of the hardest water in the state comes from South Bend with 370 PPM, and Lafayette with 331 PPM. The hardest location in Indiana we found was Wabash and Sommerset with a water hardness of 560 PPM.Oct 17, 2023 · But to be successful in softening your water, you need to make sure that your water softener hardness setting is accurate. In this guide, I’ll be sharing the factors that affect your water softener’s hardness setting, and what you should set your hardness setting to. Soft: calcium carbonate at concentrations below 60mg/l (<60ppm) · Moderately hard: water contains calcium carbonate at concentrations between 60 and 120mg (60 to ...Water softener: water softener hardness chartWater softeners Water softener hardness level guideWhat should my water softener hardness be set at?. Sizing softener grains 1877 tollWater softener find solution chart system type softening choose ready re now Water softener sizingWater softener salt dose setting, water conditioner …Authorities in Shanghai say over half of 2,500 lakes and rivers near the city are heavily polluted. According to a city water census (pdf), Shanghai’s first, 53% of water was below...Some cities, including San Angelo, Kyle, and Round Rock display significantly high water hardness levels, reaching up to 472 ppm, 27.57 gpg. On the other end of the spectrum, cities like College Station and Bryan boast exceptionally low water hardness figures, downwards of 6.0 ppm, 0.35 gpg. Here is the most common scale used to determine the dissolved mineral content of your water supply: Water is considered soft if it contains less than 1 GPG of dissolved minerals. Water is considered moderately hard if it contains between 1 – 7 GPG of dissolved minerals. Water is considered hard if it contains between 7 – 10 GPG of dissolved ... Water Softener - Determining Your Water Hardness. Water hardness is determined by the grains per gallon (gpg) in your water. You can get grains per gallon of your water from a water analysis laboratory. If you are on a municipal city water supply, call you local water department for the water hardness. You can also contact an independent water ...Check the salt level a few weeks after you install the softener and every week after that. Add when the brine tank is from 1/3 to 1/2 full. Never allow the softener to use all the salt before you add more. Without salt, you will soon have hard water. Use clean water softener salts only, at least 99.5% pure.To set the hardness setting on the Morton water softener, follow this procedure. First, determine what the harness setting should be. Multiply the iron concentration (ppm) by 5. Add this number to the hardness. If your iron is 2 ppm and the hardness is 8 gpg, your adjusted hardness is (2 x 5) + 8 = 18 gpg.Here’s a quick reference table of common hardness levels: Testing Your Water Hardness Level Yourself. Determining your water hardness level is the first step in setting your water softener hardness level. You can have your water tested professionally, or you can test it yourself using a water hardness test kit.The pH value of a water source is a measure of its acidity or alkalinity. The pH level is a measurement of the activity of the hydrogen atom, because the hydrogen activity is a good representation of the acidity or alkalinity of the water. The pH scale, as shown below, ranges from 0 to 14, with 7.0 being neutral.The Saskatchewan Water Hardness data presented in this chart has all been verified by Aquatell directly from primary sources. Typically, this means we found the data on municipal water reports or we emailed or talked with municipal officials from the public utilities department. If the water hardness data from your city is missing from this ...Press Select. 3. Hardness - the softener communicates in GPG. If the water supply contains clear water iron, add 5 to the hardness number for each 1 ppm of iron. Press Select. 4. Set Recharge Time - program for a time when the customer will not be using water (i.e. 2 AM). Press Select to return to the home screen.

4 persons x 90 gallons/person = 360 gallons (per day) 3. Calculating Your Daily Softening Requirement. Lastly, multiply your hardness level by your daily water usage. The result is your daily …. How to section hair for peekaboo color

water softener hardness level chart

5 days ago · Your water softener hardness setting should ideally be set to the amount of hardness in your water plus 4 for every ppm of dissolved iron in the water. For instance, if you have 1 PPM of iron, you must add 4 to the hardness number, and if you have 1.5 PPM of iron, you must add 6 to your hardness number, and so on. Measuring water hardness. Water hardness is measured by the number of mineral deposits in your water (parts per million – ppm). A soft water area would have under 60ppm while a very hard water area would register more than 180ppm. If you want to know exactly how hard the water in your home is, put in your postcode to our postcode hardness ...Enter the height and width of your exisitng Water Softener. ... to set up a timer or meter based water softener. ... The maximum flow rate for this softener is 6.5 ...Next, multiply your water’s hardness level by your family’s total daily water consumption. This is your daily softening requirement in grains per gallon. Here’s an example for a family of 4: Total water hardness (5 GPG) x total daily water consumption (4 people x 80 gallons = 320 gallons) = 1600 grains per day. Water Softener Grain ChartPlumbing follows the basic laws of nature — gravity, pressure, water seeking its own level. Learn about your home plumbing system. Advertisement Plumbing follows the basic laws of ...A general rule of thumb is to add 1 pound of salt for every 100 gallons of water that need to be softened. However, most water softeners will come with a salt chart that shows how much salt is needed for different levels of hardness and usage. The amount of salt you need to add to your water softener will also depend on the size of your unit ...Softener Comparison Chart. Use the table below to determine which of our water softeners are the right fit for your home and budget. Scroll down to our Choosing a Softener worksheet to help calculate the grain capacity that your household requires. *Hardness and Clear Water (Ferrous) Iron Reduction Values. *Sediment - the filters are designed ...Water softener find solution chart system type softening choose ready re now Hardness water hard level chart ppm grains gpg too family gallon per Home hard water softener • enviromagnetics. ... Water Softener Hardness Level Chart. Doing laundry with hard water vs. soft water Sizing softener grains 1877 toll. 30 Jan 2024.Jul 29, 2021 · Water softener is needed when your water hardness is more than 300+ PPM or 15+ GPG. It means your water is much harder and makes trouble for home appliances and will use lots of detergent as well. Most people face skin and hair fall issues if the hardness levels are higher and you are not using water softener to soften your water. In the US, the unit of water hardness is usually parts per million (ppm) or grains per gallon (GPG). Here is the full water hardness scale (including hard water ppm chart) according to the USGS: Classification. Hardness (PPM) Hardness (GPG) Hardness (mmol/L) Soft. 0–60. 0–3.50.The latest report in 2021 shows that the average Los Angeles water hardness is 112 PPM, and the hardness level is moderately hard. ... the resident with well water will need to install a water softener system to reduce the hardness minerals that are present in their water. Year Lowest Highest Average; 2016: 160: 480: 310: 2017: 290: 470: 330:Sep 25, 2566 BE ... 121-180 ppm: Moderately Hard – Water begins to show moderate hardness, and there may be some scale buildup over time. 181-250 ppm: Hard – Water ....

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