Exceeds EPA Limit Nitrate EXCEEDS EPA LIMIT

Nitrate in Torrington, WY Drinking Water

Nitrate data for Torrington, Wyoming · 7,592 residents · 1 ZIP code

Because Nitrate is associated with health effects at sustained elevated exposures, residents in Torrington, Wyoming may find it useful that local water systems have returned detectable concentrations — facts that bear on long-term household water decisions.

10 mg/L (as nitrogen)
EPA MCL
6
EPA Violations
High
Health Risk
Reverse Osmosis or Ion Exchange
Best Filter Method

Data: EPA SDWIS, CCR Reports, ECHO Last verified: 2026-05-14

Nitrate in Torrington Tap Water

Torrington, Wyoming has 6 EPA violations related to nitrate in drinking water.

This analysis covers 7,592 residents across 1 ZIP code in Torrington.

Torrington's overall water quality grade is C (56/100).

Is Nitrate in Torrington Water Safe?

Nitrate levels in parts of Torrington exceed the EPA MCL of 10 mg/L (as nitrogen). The EPA requires water systems to take corrective action when this limit is exceeded.

If you live in an affected ZIP code, consider installing a reverse osmosis or ion exchange filter certified under NSF 53 / NSF 58 and testing your water independently.

EPA Violations for Nitrate in Torrington

Date Violation Type Status ZIP Code
2025-07-01 Nitrate-Nitrite (Known) Known 82240
2025-04-01 Nitrate-Nitrite (Known) Known 82240
2024-10-01 Nitrate-Nitrite (Known) Known 82240
2024-07-01 Nitrate-Nitrite (Known) Known 82240
2024-04-01 Nitrate-Nitrite (Known) Known 82240
2024-01-01 Nitrate-Nitrite (Known) Known 82240

Health Effects of Nitrate

  • Methemoglobinemia ("blue baby syndrome") in infants under 6 months
  • Increased risk of colorectal and bladder cancer (long-term)
  • Thyroid disease from chronic exposure
  • Possible reproductive effects

Health risk severity: High. Governed by the National Primary Drinking Water Regulations.

How Nitrate Gets Into Drinking Water

  • Agricultural fertilizer runoff
  • Animal feedlot operations and manure
  • Septic system leachate
  • Urban stormwater and wastewater discharge

What to Do About Nitrate in Torrington Water

  1. Reverse osmosis is the most effective method for nitrate removal
  2. Ion exchange systems designed for nitrate can also work
  3. Standard carbon filters do NOT remove nitrate
  4. Boiling water increases nitrate concentration — never boil for nitrate

Look for filters certified under NSF 53 / NSF 58 for nitrate removal.

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