Mount Calm Tap Water Quality Report
Mount Calm's water has 2 contaminants above EPA MCLGs. Consider using a certified water filter for additional protection.
Other systems listed for Mount Calm with results above guidelines: BIROME WSC (2 above guidelines)
People Served
447
Health-based violations since 2020
0
CITY OF MOUNT CALM. EPA SDWA violation data as of Q2 2026 (downloaded 2026-07-09).
Latest sample on file
Apr 2023 ยท CITY OF MOUNT CALM
Utilities publish newer results in their annual water quality report (Consumer Confidence Report).
Is Mount Calm Tap Water Safe to Drink?
We recommend using a certified water filter for additional protection, especially for vulnerable populations like children, pregnant women, and those with compromised immune systems. Mount Calm's water has 2 contaminants above EPA health-based guidelines (MCLGs), while it meets federal legal limits.
CITY OF MOUNT CALM, Mount Calm's water system, serves 447 people. 1 other system is listed for Mount Calm. Each system's results are listed under its own name, never added to CITY OF MOUNT CALM's. Water quality testing is conducted regularly and reported to the EPA. The latest sample on file for CITY OF MOUNT CALM is from Apr 2023.
Boil water advisories are issued by water systems and state agencies, and they change from day to day. Boil water advisories in Texas
Mount Calm Water Service Areas

What these numbers actually mean for Mount Calm, TX
We read Mount Calm, TXโs published record and send you a short report โ which findings warrant a decision, which to ignore, and what to do about it. Including when the answer is nothing.
- 2 contaminants above EPA MCLGs and 6 contaminants with an EPA health goal detected in some samples (no level on file)
- 162 results on file
- No PFAS results on record
Buying a home here? Property Water Report โ $49 Emailed within one business day.
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Recommended Water Filters for Mount Calm
Based on Mount Calm's water quality data, these NSF-certified filters are recommended to remove contaminants above EPA MCLGs.

AquaTru
Classic
NSF Certified:
Flow Rate
0.04 gpm
Daily Production
600 gpd
Highlights:
- Best overall contaminant reduction score
- Most performance certifications
- Lifetime warranty
- NSF-42, NSF-53, NSF-58, NSF-401 certified
Removes 23 contaminants:
+18 more
Molybdenum, Barium, Chlorine, Arsenic, 83+ contaminants, Calcium, Chloride, Copper, Magnesium, Nitrate, Phosphorus, Sodium, Sulfate, Total Dissolved Solids, Zinc, Total THMs, Chloroform, Nitrate (as N)

AquaTru
Carafe
NSF Certified:
Flow Rate
0.3 gpm
Daily Production
4 gpd
Highlights:
- Verified PFAS reduction
- Glass collection vessel
- Plug-and-play installation
- NSF-53, NSF-42, NSF-58, NSF-401, NSF-372 certified
Removes 17 contaminants:
+12 more
Arsenic, 83+ contaminants, Copper, Total THMs, Chloroform, Chloride, Sulfate, Nitrate (as N), Molybdenum, Barium, Strontium, Uranium

Waterdrop
G3 P600
NSF Certified:
Flow Rate
600 gpm
Daily Production
600 gpd
Highlights:
- Space-saving design
- Good contaminant reduction
- NSF-58 certified
Removes 4 contaminants:

Waterdrop
G3 P800
NSF Certified:
Flow Rate
800 gpm
Daily Production
800 gpd
Highlights:
- High water production rate
- Modern design
- No tank needed
- NSF-42, NSF-53, NSF-58, NSF-372 certified
Removes 15 contaminants:
+10 more
Chlorine, Copper, Manganese, Potassium, Selenium, Total Dissolved Solids, Nitrate, Chloride, Sodium, Strontium
Test Your Water Quality
Professional laboratory testing provides accurate, detailed analysis of your drinking water.

SimpleLab
Advanced Home Water Test
$269
Comprehensive water analysis testing over 200 contaminants including bacteria, heavy metals, and chemical compounds.

Tap Score
Advanced Microplastics Test
$829
Cutting-edge testing for microplastics particles in drinking water using advanced laboratory techniques.

Tap Score
Haloacetic Acids (HAA9) Test
$275
Tests for disinfection byproducts formed when chlorine reacts with organic matter in water treatment.
What Mount Calm's water readings can explain
Utility-reported data for Mount Calm includes iron, manganese and sulfate โ the readings behind these common tap water questions. We publish a city-level hardness figure for Mount Calm, resolved from its water systems where they report one and estimated from county sampling where they do not. Each page starts with the hot-tap and cold-tap check, then shows what your own water system reported.
On a private well near Mount Calm? Public-water results do not apply to private wells. See Hill County well water testing and USGS risk data โ modeled arsenic, nitrate, and the tests to run.
Water softener cost and installation in Mount Calm
Mount Calm's tap water measures 0.7 grains per gallon (12.1 mg/L) โ soft on the USGS scale, below the range where scale is usually worth treating.
Water softener cost for 0.7 gpg water in Mount Calm โ equipment and local installation labour for your ZIP code, with the sizing arithmetic shown in full. For the national picture first, read what a water softener costs โ equipment, installation labour and ten-year ownership, each separated out. For Texas as a whole, read water softener cost in Texas โ priced against the plumber wage published for the state.
Frequently Asked Questions About Mount Calm Tap Water
Mount Calm's water has 2 contaminants above EPA MCLGs. While the water meets federal legal limits, we recommend using a certified water filter for additional protection, especially for vulnerable populations like children, pregnant women, and those with compromised immune systems.
Spotted something off on this page?
Residents keep our data honest.
This form corrects our data; it does not reach CITY OF MOUNT CALM. For a problem with your water now (discolored water, no water, low pressure, a leak), contact CITY OF MOUNT CALM directly.
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