F0/100

WALSENBURG CITY OF — Water Quality Report 2026

Serving 3,230 people · Colorado

Water Source
Surface Water
County
System ID
CO0128900
Violations
86

Contaminant Test Results

1 contaminant above EPA health goals
ContaminantDetectedLimit (MCL)Status
Lead (90th percentile)
0.011 mg/L0.015 mg/LAbove Goal

EPA Violation History

25

Violations (last 5yr)

3

Unresolved

7

Health-Related

TIER 3Unresolved

Disinfection byproduct treatment technique failure

When: September 8, 2025Rule: Ground Water RuleEnforcement: Informal — resolved cooperativelyVerify on EPA.gov
TIER 3Resolved

Violation related to Turbidity

When: July 4, 2025 – September 4, 2025Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved

Violation related to Turbidity

When: April 4, 2025 – September 4, 2025Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved

Failed to conduct Level 2 Assessment

This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.

When: April 3, 2025 – May 15, 2025Rule: Stage 2 DBPREnforcement: Resolving — corrective action underway
TIER 3Resolved

Disinfection byproduct treatment technique failure

When: March 8, 2025 – May 2, 2025Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved

Violation related to Turbidity

When: January 4, 2025 – September 4, 2025Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved

Disinfection byproduct treatment technique failure

When: December 8, 2024 – May 2, 2025Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 3Unresolved

Reporting violation

This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.

When: October 17, 2024Rule: Ground Water RuleEnforcement: Informal — resolved cooperativelyVerify on EPA.gov
TIER 2Unresolved

Treatment technique violation

When: October 17, 2024Rule: Ground Water RuleEnforcement: Informal — resolved cooperativelyVerify on EPA.gov
TIER 3Resolved

Violation related to Turbidity

When: October 4, 2024 – September 4, 2025Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved

Monitoring / Reporting Violation

This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.

When: October 1, 2024Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved

Violation related to Turbidity

When: October 4, 2023 – October 20, 2023Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved

Violation related to Turbidity

When: April 4, 2023 – April 28, 2023Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved

Disinfection byproduct treatment technique failure

When: October 16, 2022 – November 4, 2022Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved

Violation related to Turbidity

When: October 4, 2022 – November 8, 2022Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved

Violation related to Turbidity

When: September 25, 2022 – November 8, 2022Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 1 — URGENTResolved

Violation related to Nitrate

When: August 1, 2022 – August 31, 2022Rule: Surface Water Treatment RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved

Violation related to Turbidity

When: July 4, 2022 – July 28, 2022Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 1 — URGENTResolved

Violation related to Nitrate

When: June 1, 2022 – June 30, 2022Rule: Surface Water Treatment RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved

Violation related to Turbidity

When: April 4, 2022 – July 28, 2022Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved

Violation related to Turbidity

When: September 25, 2021 – October 30, 2021Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 1 — URGENTResolved

Violation related to Nitrate

When: September 1, 2021 – September 30, 2021Rule: Surface Water Treatment RuleEnforcement: Formal — state order issued
TIER 1 — URGENTResolved

Violation related to Nitrate

When: August 1, 2021 – August 31, 2021Rule: Surface Water Treatment RuleEnforcement: Formal — state order issued
TIER 1 — URGENTResolved

Violation related to Nitrate

When: July 1, 2021 – July 31, 2021Rule: Surface Water Treatment RuleEnforcement: Formal — state order issued
TIER 1 — URGENTResolved

Violation related to Nitrate

When: June 1, 2021 – June 30, 2021Rule: Surface Water Treatment RuleEnforcement: Formal — state order issued

Understanding violation severity

Tier 1Urgent health risk. Utility must notify all customers within 24 hours.Tier 2Important health or treatment issue. Customers notified within 30 days.Tier 3Administrative or monitoring issue. Reported in the annual water quality report.

Source: EPA Safe Drinking Water Information System (SDWIS) · Updated quarterly

Frequently Asked Questions About WALSENBURG CITY OF

Is WALSENBURG CITY OF water safe to drink?

WALSENBURG CITY OF water receives a grade of F (0/100), which is considered failing. 0 contaminant(s) exceed EPA legal limits and 86 violation(s) are on record. Customers may want to consider using a water filter.

What contaminants has WALSENBURG CITY OF detected?

1 contaminants were tested in WALSENBURG CITY OF's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).

Does WALSENBURG CITY OF have any EPA violations?

Yes, WALSENBURG CITY OF has 86 EPA violation(s) on record, with the most recent in 2025. Violation types include Other, MR, RPT. 32 are health-based violations.

How many people does WALSENBURG CITY OF serve?

WALSENBURG CITY OF serves approximately 3,230 people, Colorado.

What type of water does WALSENBURG CITY OF provide?

WALSENBURG CITY OF sources its water from surface water. Surface water comes from rivers, lakes, or reservoirs and typically requires more extensive treatment. The utility's system ID is CO0128900.

How does WALSENBURG CITY OF compare to other utilities in Colorado?

WALSENBURG CITY OF scores 0/100 with a grade of F (failing). This score suggests significant water quality concerns relative to other utilities. Visit our Colorado state page for a full comparison of water systems.