Nitrate in Littleton, CO Drinking Water
Nitrate data for Littleton, Colorado · 318,691 residents · 10 ZIP codes
ZipCheckup's reading of Nitrate in Littleton, Colorado: Nitrate carries a high health-risk designation.
Over the past reporting period, water systems in Littleton, Colorado have recorded Nitrate at detectable concentrations in EPA compliance samples.
Data: EPA SDWIS, CCR Reports, ECHO
Nitrate in Littleton Tap Water
Littleton, Colorado has 9 EPA violations related to nitrate in drinking water.
This analysis covers 318,691 residents across 10 ZIP codes in Littleton.
Is Nitrate in Littleton Water Safe?
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 Littleton
| Date | Violation Type | Status | ZIP Code |
|---|---|---|---|
| 2024-07-01 | Nitrate (Known) | Known | 80127 |
| 2024-04-01 | Nitrate (Resolved) | Resolved | 80127 |
| 2024-01-01 | Nitrate (Resolved) | Resolved | 80127 |
| 2023-10-01 | Nitrate (Known) | Known | 80127 |
| 2022-04-01 | Nitrate (Resolved) | Resolved | 80127 |
| 2022-01-01 | Nitrate (Resolved) | Resolved | 80127 |
| 2021-10-01 | Nitrate (Resolved) | Resolved | 80127 |
| 2021-07-01 | Nitrate (Resolved) | Resolved | 80127 |
| 2021-04-01 | Nitrate (Resolved) | Resolved | 80127 |
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 Littleton Water
- Reverse osmosis is the most effective method for nitrate removal
- Ion exchange systems designed for nitrate can also work
- Standard carbon filters do NOT remove nitrate
- Boiling water increases nitrate concentration — never boil for nitrate
Look for filters certified under NSF 53 / NSF 58 for nitrate removal.