Is Greeley tap water safe to drink?

Yes with good quality

Greeley's tap water meets all EPA standards and scores well on our analysis. It is generally safe to drink though filtration can improve taste and provide extra precaution.

85/100
Purity Score
1
Issues Found
3.5 GPG
Hardness
Not detected
PFAS

1 Issue Detected in Greeley

Arsenic Approaching Limit (0.2 mg/L)

EPA limit is 0.010 mg/L.

Arsenic info for Greeley
Colorado

806,318,063,280,634 · Cache la Poudre River and CBT system

Water Quality in Greeley, CO (2026)

Low Risk Updated March 2026 108,795 residents
See Best Filters for Greeley
85
Purity Score

Greeley's drinking water is sourced from Cache la Poudre River and CBT system and treated by Greeley Water and Sewer. This analysis covers PFAS testing, hardness, chlorine levels, lead risk, and overall safety.

Contaminant Levels

PFAS
ND
Lead
1.5 ppb
Nitrate
0.5 mg/L
Arsenic
0.2 mg/L
Hardness
3.5 gpg

Health Insights

  • 1
    Greeley's water meets current EPA standards. Filtration can improve taste and provide extra safety.

Score

85 /100
Excellent
"Good" threshold (70)

Greeley tap water is sourced from Cache la Poudre River and CBT system and treated by Greeley Water and Sewer. Overall purity score: 85/100 (Excellent). Updated for 2026.

Fix Your Water

Best filters matched to Greeley's 1 issue.

See Filters

Explore Greeley Water Data

PFAS Levels in GreeleyPFAS testing data
Greeley Lead LevelsLead testing data
Water Hardness in GreeleyHardness levels
Best FiltersFull comparison
ColoradoState rankings

Greeley Water FAQ

Is Greeley CO tap water safe to drink in 2026?
Greeley tap water meets EPA federal drinking water standards and scores 85/100 (Excellent) on PurityMap for 2026. For most healthy adults the water is considered safe but point-of-use filtration adds an important layer of protection.
Does Greeley CO use chlorine or chloramine for disinfection?
Greeley uses chloramine as the primary disinfectant with a residual level of 1.0 ppm. Chloramine is harder to remove than free chlorine and requires a catalytic carbon or reverse osmosis filter. Standard Brita-style pitchers will NOT remove chloramine.
How hard is Greeley CO water and what is the TDS level?
Greeley water hardness is 3.5 grains per gallon (soft) with a TDS of 110 ppm (good). This level is unlikely to cause significant scale buildup in household plumbing.
Has PFAS been found in Greeley CO drinking water?
Based on available EPA UCMR5 monitoring data as of 2026 PFAS have not been detected above EPA advisory levels in Greeley drinking water.
What is the best water filter for Greeley?
Based on Greeley's water profile, we recommend the Clearly Filtered Water Pitcher. Greeley water scores well overall. A pitcher filter provides extra precaution and improves taste for drinking and cooking.

Nearby Reports

Colorado SpringsColorado — 70/100PuebloColorado — 82/100BoulderColorado — 85/100DenverColorado — 85/100AuroraColorado — 85/100Fort CollinsColorado — 85/100

All Colorado cities

Explore Water Quality by State

Compare across all 50 US states

View All States

Data Sources

  • EPA SDWIS
  • EWG Tap Water Database
  • Greeley Water and Sewer CCR
  • USGS monitoring data

PurityMap compiles public data. Updated March 2026.

© 2026 PurityMap. For informational purposes only.

Link copied!

Scroll to Top