Exceeds EPA Limit Nitrate EXCEEDS EPA LIMIT

Nitrate in Pleasant Hill, IA Drinking Water

Nitrate data for Pleasant Hill, Iowa · 12,875 residents · 1 ZIP code

Within Pleasant Hill, Iowa, Nitrate has been detected in water samples drawn from the public supply — the results are part of the official EPA compliance record for systems here.

10 mg/L (as nitrogen)
EPA MCL
1
EPA Violations
High
Health Risk
Reverse Osmosis or Ion Exchange
Best Filter Method

Data: EPA SDWIS, CCR Reports, ECHO Last verified: 2026-06-04

Nitrate in Pleasant Hill Tap Water

Pleasant Hill, Iowa has 1 EPA violation related to nitrate in drinking water.

This analysis covers 12,875 residents across 1 ZIP code in Pleasant Hill.

Pleasant Hill's overall water quality grade is C (55/100).

Is Nitrate in Pleasant Hill Water Safe?

Nitrate levels in parts of Pleasant Hill 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 Pleasant Hill

Date Violation Type Status ZIP Code
2024-07-01 Nitrate (Known) Known 50327

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 Pleasant Hill 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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