Water Quality in Montrose, CO (81403)

EPA violation data for public water systems serving ZIP code 81403.

No Health-Based Violations

None of the 18 water systems serving this ZIP have exceeded federal contaminant limits in the past 5 years. There are18 monitoring/reporting violations (missed testing deadlines), all resolved.

Better than 77% of US ZIP codes.

Based on EPA compliance data. Not a substitute for an official water quality report from your utility.

12,138

Population

18

Water Systems

18

Violations (5yr)

0

Health-Based

Location

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Water Systems Serving This Area (18)

Tri County Wcd

Purchased surface water 20,490 people served
0 violations

Montrose City Of

Purchased surface water 19,305 people served
1 violation (5yr)

Chipeta Wd

Purchased surface water 3,802 people served
0 violations

Suburban Water

All resolved
Purchased surface water 859 people served
1 violation (5yr) · All resolved
Lead tested: 0.7 ppb (limit: 15 ppb)

Mountaintop Retreat Ofbc Inc

All resolved
Groundwater 587 people served
4 violations (5yr) · All resolved

Elk Mountain Resort

All resolved
Groundwater 268 people served
1 violation (5yr) · All resolved

Curecanti Nra Elk Creek

All resolved
Groundwater 206 people served
3 violations (5yr) · All resolved
Lead tested: 2 ppb (limit: 15 ppb)

Spring View Tp

Groundwater 145 people served
0 violations
Lead tested: 2.1 ppb (limit: 15 ppb)

High Park Spring Llc Sonrise

Groundwater 114 people served
0 violations

Curecanti Nra Stevens Creek

Groundwater 107 people served
0 violations

Curecanti Nra Lake Fork Ra

Groundwater 100 people served
0 violations

Millard Mobile Home Park

All resolved
Groundwater 90 people served
1 violation (5yr) · All resolved
Lead tested: 4.1 ppb (limit: 15 ppb)

Curecanti Cimarron Ra

All resolved
Purchased surface water 85 people served
2 violations (5yr) · All resolved

Sunrise Trailer Park

Groundwater 60 people served
0 violations
Lead tested: 0.5 ppb (limit: 15 ppb)

Curecanti Nra East Portal Ra

All resolved
Groundwater 59 people served
1 violation (5yr) · All resolved

Earles Subdivision Wc

All resolved
Groundwater 40 people served
2 violations (5yr) · All resolved
Lead tested: 0.6 ppb (limit: 15 ppb)

Harvey Martinez Trailer Court

Purchased surface water 25 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb)

Black Canyon Of The Gunnison South Rim

All resolved
Purchased surface water 0
2 violations (5yr) · All resolved

Contaminants Found

Revised Total Coliform RuleMonitoring

Missed testing deadlines — not a detection of bacteria.

9 violations
All resolved
Public NoticeMonitoring
3 violations
Has active
Surface Water Treatment RuleMonitoring
2 violations
All resolved
Consumer Confidence RuleMonitoring

Annual water quality report delivery requirement.

1 violation
All resolved
Lead and Copper RuleMonitoring

Lead and copper testing requirement. Lead exposure can cause developmental harm in children.

1 violation
All resolved
NitrateMonitoring

At high levels, nitrate can cause blue baby syndrome in infants.

1 violation
All resolved
ChlorineMonitoring

Used to disinfect water — generally safe at regulated levels.

1 violation
All resolved

Lead & Copper Levels

Lead (Pb)

Within limit
0 ppb measured Action level: 15 ppb

Sampled: Jul 2025

How Does This Compare?

Montrose (81403) has more violations than 77% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 18, most of which are monitoring/reporting issues.

Fewer violations 77th percentile More violations

Water Filter Recommendations

No contaminant issues detected. For general protection, a basic carbon filter removes common impurities like chlorine and sediment. Look for NSF/ANSI 42 certified products.

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