Public water system record

Town of Wellington

Serves Wellington, Larimer County, CO · 11,720 people served

Federal records show 2 health-based violations and 17 monitoring/reporting issues for Town of Wellington in the last ten years. The most serious issue in this window was a resolved Interim Enhanced Surface Water Treatment Rule violation.

  • CO0135838
  • WELLINGTON
  • CO
  • 11,720 served

System profile

Source water Surface water
ZIP 80549
EPA system ID CO0135838

Verify this system on EPA ECHO →

Health-based violations, last 10 years
2
Resolved
2
Unresolved
0
Any acute record
Yes
Monitoring issues, last 10 years
17

Key facts

  • Town of Wellington draws water from 3 wells and 2 surface water intakes (1 of them for emergency, seasonal or other part-time use).
  • Record on file since 2004, with 2 health-based violations before October 19, 2016.
  • Lead pipe inventory: 0 lead and 28 unknown out of 4,209 service lines.

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Health-based violations

Since October 2016

Violation data reflects EPA records through March 2026. For the most current status, visit the EPA ECHO database.

Contaminant Rule family Start date Status Acute
Interim Enhanced Surface Water Treatment Rule
Treatment technique failure
120 Dec 1, 2023 Resolved Yes
Interim Enhanced Surface Water Treatment Rule
Treatment technique failure
120 Nov 1, 2023 Resolved Yes

Monitoring and reporting issues

Since October 2016

Missed tests or reports, not contaminants found above a limit.

Issue Start date Status
Haloacetic Acids (HAA5)
Monitoring and reporting
Jan 1, 2025 Resolved
Total Trihalomethanes (TTHMs)
Monitoring and reporting
Jan 1, 2025 Resolved
CARBON, TOTAL
Monitoring and reporting
Jul 1, 2024 Resolved
Nitrate
Monitoring and reporting
Jul 1, 2024 Resolved
Chlorine dioxide
Monitoring and reporting
Jun 1, 2024 Resolved
Chlorite
Monitoring and reporting
Jun 1, 2024 Resolved
Interim Enhanced Surface Water Treatment Rule
Monitoring and reporting
May 1, 2024 Resolved
Surface Water Treatment Rule
Monitoring and reporting
May 1, 2024 Resolved
Interim Enhanced Surface Water Treatment Rule
Monitoring and reporting
Nov 1, 2023 Resolved
Surface Water Treatment Rule
Monitoring and reporting
Oct 1, 2023 Resolved
Chlorite
Monitoring and reporting
Jun 1, 2023 Resolved
Public Notice
OTHER
Dec 19, 2022 Resolved
Lead and Copper Rule
Monitoring and reporting
Oct 1, 2022 Resolved
Surface Water Treatment Rule
Monitoring and reporting
Feb 1, 2022 Resolved
Haloacetic Acids (HAA5)
Monitoring and reporting
Apr 1, 2018 Resolved
Total Trihalomethanes (TTHMs)
Monitoring and reporting
Apr 1, 2018 Resolved
Public Notice
OTHER
Mar 31, 2018 Resolved

Full record since 2004

EPA's records for Town of Wellington go back to 2004. Before October 19, 2016 they list 2 health-based violations (2 resolved) and 16 monitoring or reporting violations.

Violations that began in Health-based Monitoring and reporting
2000s 1 1
2010 to October 18, 2016 1 15
October 19, 2016 to 2019 0 3
2020s 2 14

Most recent health-based violation before October 19, 2016: Stage 1 Disinfection Byproducts Rule, began May 2016, Resolved.

Show all 2 health-based violations before October 19, 2016
Contaminant Start date Status
Stage 1 Disinfection Byproducts Rule
Treatment technique failure
May 1, 2016 Resolved
CARBON, TOTAL
Treatment technique failure
Apr 1, 2006 Resolved

What the violations mean

Interim Enhanced Surface Water Treatment Rule

2 incidents

The system did not meet a filtration or treatment requirement for surface water

Inadequate treatment of surface water can let pathogens such as Cryptosporidium and Giardia through

Where the water comes from

Town of Wellington draws water from 3 wells and 2 surface water intakes (1 of them for emergency, seasonal or other part-time use).

Annual water quality report

Town of Wellington must give its customers an annual water quality report (Consumer Confidence Report) by July 1, with the levels its tests found in the previous year.

Systems serving 10,000 or more people must mail or deliver the report to every customer, and from 2027 they must send it twice a year.

Find a posted report with EPA's Consumer Confidence Report search

Testing your own water

To test the water at your tap, or a private well this record does not cover, use a laboratory certified for drinking water by Colorado.