Hard water in Lamesa, TX
Reported by Klondike Isd · June 2022
- TX typical
- 112 mg/L
- EPA health violations since 2016
- 52
- Softener for 3 people
- 24k grain
- Data
- Utility report
Tap water in Lamesa has about 185 mg/L of hardness, which is 10.8 grains per gallon. On the USGS scale that counts as very hard. The number comes from Klondike Isd, dated June 2022. Reports for this system disagree, with values from 153 to 603 mg/L.
At 185 mg/L, Lamesa is 73 mg/L above the typical Texas figure of 112. Of the 10 nearest cities we track, 3 have softer water and 7 have harder. The range nearby runs from 58 mg/L in Brownfield to 381 in Odessa.
What 185 mg/L means at home
Scale forms fast here. Kettles and coffee makers need regular descaling, and showerheads clog unless you clean them.
Tank water heaters collect mineral sediment that insulates the water from the burner, so flushing the tank matters more than usual.
Dishes and glass shower doors spot easily. Soap scum and a dull film on hair or laundry are common complaints.
Hardness is not a health problem, and EPA sets no limit for it. It is a matter of scale and soap.
What to do about it
At 185 mg/L most of the trouble is scale, and only a few things deal with it.
Ion-exchange water softener
The standard whole-house fix. It swaps calcium and magnesium for sodium or potassium and needs salt plus a drain. Size it with the calculator below.
Salt-free conditioner
No salt and no drain line. It changes how minerals form scale instead of removing them, so water still tests hard.
Reverse osmosis or carbon filter
Under-sink reverse osmosis removes minerals from drinking water only. Plain carbon filters improve taste but do not soften.
3 people × 75 gallons a day × 10.8 gpg = 2,434 grains a day. A 24,000-grain unit regenerates about every 9 days.
EPA record for Lamesa's water system
52 health-based violations since 2016
Serves about 311 people from groundwater.
- Health-based
- 52
- Monitoring or reporting
- 53
- Open now
- 0
| Contaminant or rule | Violations | Period | Status |
|---|---|---|---|
| Arsenicnaturally occurring metal | 12 | 2016–2019 | Resolved |
| Nitrateoften from fertilizer or septic systems | 10 | 2016–2018 | Resolved |
| Uraniumnaturally occurring radioactivity | 9 | 2016–2018 | Resolved |
| Fluoride | 9 | 2016–2018 | Resolved |
Health-based means a contaminant above its legal limit or a missed treatment step. Monitoring and reporting violations are late or missing tests and notices. Source: EPA ECHO, 2026Q3 export, violations with periods starting 2016 or later. Full EPA record.
Questions
Is Lamesa water hard?
Yes. It measures about 185 mg/L (10.8 grains per gallon), which the USGS classes as very hard.
What is the water hardness in Lamesa in grains per gallon?
About 10.8 gpg. One grain per gallon equals 17.1 mg/L, so 185 mg/L divided by 17.1 gives 10.8.
What size water softener do I need in Lamesa?
For 3 people using 75 gallons each per day, 10.8 gpg works out to about 2,434 grains a day. A 24,000-grain softener covers that with a regeneration about every 9 days.
Has the Lamesa water system had EPA violations?
EPA records show 52 health-based violations for Klondike Isd since 2016, involving Arsenic, Nitrate, Uranium. There were also 53 monitoring or reporting violations, which are about late or missing tests and notices.
Nearby cities
- Brownfield58 mg/LSoft
- Seminole222 mg/LVery hard
- Andrews114 mg/LModerately hard
- Midland380 mg/LVery hard
- Lubbock205 mg/LVery hard
- Snyder101 mg/LModerately hard
- Odessa381 mg/LVery hard
- Levelland193 mg/LVery hard
- West Odessa329 mg/LVery hard
- Sweetwater209 mg/LVery hard
Hardness data: TapWaterData US Water Hardness (utility report, June 30, 2022), CC BY 4.0. Population: US Census Bureau. Violations: EPA ECHO. How we use them.