Public water system record

Town of Paonia

Serves an area of Delta County, CO that includes Paonia · 2,499 people served

Federal records show 3 health-based violations and 66 monitoring/reporting issues for Town of Paonia in the last ten years. The most serious issue in this window was a resolved Interim Enhanced Surface Water Treatment Rule violation.

  • CO0115601
  • PAONIA
  • CO
  • 2,499 served

System profile

Source water Groundwater under direct influence
ZIP 81428
EPA system ID CO0115601

Verify this system on EPA ECHO →

Health-based violations, last 10 years
3
Resolved
3
Unresolved
0
Any acute record
Yes
Monitoring issues, last 10 years
66

Key facts

  • Town of Paonia draws water from 40 wells (5 of them for emergency, seasonal or other part-time use).
  • Most recent enforcement action: boil water order by Colorado, March 2019.
  • Record on file since 2003, with 5 health-based violations before October 19, 2016.
  • Lead pipe inventory: 0 lead and 458 unknown out of 1,113 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 May 1, 2023 Resolved Yes
Surface Water Treatment Rule
Treatment technique failure
120 Jan 1, 2022 Resolved No
Surface Water Treatment Rule
Treatment technique failure
120 Dec 1, 2021 Resolved No

Monitoring and reporting issues

Since October 2016

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

Issue Start date Status
Lead and Copper Rule
Monitoring and reporting
Jul 1, 2025 Resolved
Revised Total Coliform Rule
OTHER
May 18, 2023 Resolved
Surface Water Treatment Rule
Monitoring and reporting
May 1, 2023 Resolved
Interim Enhanced Surface Water Treatment Rule
Monitoring and reporting
Dec 1, 2022 Resolved
Interim Enhanced Surface Water Treatment Rule
Monitoring and reporting
Jan 1, 2022 Resolved
Surface Water Treatment Rule
Monitoring and reporting
Jan 1, 2022 Resolved
Interim Enhanced Surface Water Treatment Rule
Monitoring and reporting
Dec 1, 2021 Resolved
Surface Water Treatment Rule
Monitoring and reporting
Dec 1, 2021 Resolved
Interim Enhanced Surface Water Treatment Rule
Monitoring and reporting
Sep 1, 2021 Resolved
Surface Water Treatment Rule
Monitoring and reporting
Sep 1, 2021 Resolved
Surface Water Treatment Rule
Monitoring and reporting
Jul 1, 2021 Resolved
Interim Enhanced Surface Water Treatment Rule
Monitoring and reporting
Jul 1, 2021 Resolved
Lead and Copper Rule
Monitoring and reporting
Jul 1, 2021 Resolved
Revised Total Coliform Rule
Monitoring violation
Nov 1, 2020 Resolved
Surface Water Treatment Rule
Monitoring and reporting
Nov 1, 2020 Resolved
Lead and Copper Rule
Monitoring and reporting
Oct 1, 2020 Resolved
Surface Water Treatment Rule
Monitoring and reporting
Aug 1, 2020 Resolved
Interim Enhanced Surface Water Treatment Rule
Monitoring and reporting
Aug 1, 2020 Resolved
Lead and Copper Rule
Monitoring and reporting
Jul 1, 2020 Resolved
Haloacetic Acids (HAA5)
Monitoring and reporting
Jul 1, 2020 Resolved
Total Trihalomethanes (TTHMs)
Monitoring and reporting
Jul 1, 2020 Resolved
Surface Water Treatment Rule
Monitoring and reporting
Jul 1, 2020 Resolved
Interim Enhanced Surface Water Treatment Rule
Monitoring and reporting
Jul 1, 2020 Resolved
Lead and Copper Rule
Monitoring and reporting
Jul 1, 2020 Resolved
Public Notice
OTHER
Apr 7, 2020 Resolved
Revised Total Coliform Rule
Monitoring violation
Apr 1, 2020 Resolved
Surface Water Treatment Rule
Monitoring and reporting
Apr 1, 2020 Resolved
Public Notice
OTHER
Jan 7, 2020 Resolved
Interim Enhanced Surface Water Treatment Rule
Monitoring and reporting
Nov 1, 2019 Resolved
Surface Water Treatment Rule
Monitoring and reporting
Nov 1, 2019 Resolved
Public Notice
OTHER
Oct 7, 2019 Resolved
Haloacetic Acids (HAA5)
Monitoring and reporting
Oct 1, 2019 Resolved
Total Trihalomethanes (TTHMs)
Monitoring and reporting
Oct 1, 2019 Resolved
Surface Water Treatment Rule
Monitoring and reporting
Oct 1, 2019 Resolved
Interim Enhanced Surface Water Treatment Rule
Monitoring and reporting
Oct 1, 2019 Resolved
Lead and Copper Rule
Monitoring and reporting
Oct 1, 2019 Resolved
Interim Enhanced Surface Water Treatment Rule
Monitoring and reporting
Sep 1, 2019 Resolved
Surface Water Treatment Rule
Monitoring and reporting
Sep 1, 2019 Resolved
Haloacetic Acids (HAA5)
Monitoring and reporting
Jul 1, 2019 Resolved
Total Trihalomethanes (TTHMs)
Monitoring and reporting
Jul 1, 2019 Resolved
Surface Water Treatment Rule
Monitoring and reporting
Jul 1, 2019 Resolved
Interim Enhanced Surface Water Treatment Rule
Monitoring and reporting
Jul 1, 2019 Resolved
Surface Water Treatment Rule
Monitoring and reporting
Jun 1, 2019 Resolved
Interim Enhanced Surface Water Treatment Rule
Monitoring and reporting
Jun 1, 2019 Resolved
Haloacetic Acids (HAA5)
Monitoring and reporting
Apr 1, 2019 Resolved
Total Trihalomethanes (TTHMs)
Monitoring and reporting
Apr 1, 2019 Resolved
Surface Water Treatment Rule
Monitoring and reporting
Apr 1, 2019 Resolved
Interim Enhanced Surface Water Treatment Rule
Monitoring and reporting
Apr 1, 2019 Resolved
Surface Water Treatment Rule
Monitoring and reporting
Dec 1, 2018 Resolved
Interim Enhanced Surface Water Treatment Rule
Monitoring and reporting
Dec 1, 2018 Resolved
Public Notice
OTHER
Oct 20, 2018 Resolved
Surface Water Treatment Rule
Monitoring and reporting
Oct 1, 2018 Resolved
Interim Enhanced Surface Water Treatment Rule
Monitoring and reporting
Oct 1, 2018 Resolved
Nitrate
Monitoring and reporting
Jan 1, 2018 Resolved
Surface Water Treatment Rule
Monitoring and reporting
Apr 1, 2017 Resolved
Interim Enhanced Surface Water Treatment Rule
Monitoring and reporting
Apr 1, 2017 Resolved
Lead and Copper Rule
Monitoring and reporting
Apr 1, 2017 Resolved
OXAMYL
Monitoring and reporting
Jan 1, 2017 Resolved
Carbofuran
Monitoring and reporting
Jan 1, 2017 Resolved
OXAMYL
Monitoring and reporting
Jan 1, 2017 Resolved
Carbofuran
Monitoring and reporting
Jan 1, 2017 Resolved
Lead and Copper Rule
Monitoring and reporting
Jul 1, 2016 Resolved
Gross Alpha, Excl. Radon and U
Monitoring and reporting
Jan 1, 2011 Resolved
Gross Alpha, Excl. Radon and U
Monitoring and reporting
Jan 1, 2011 Resolved
Combined Radium (-226 and -228)
Monitoring and reporting
Jan 1, 2011 Resolved
Combined Radium (-226 and -228)
Monitoring and reporting
Jan 1, 2011 Resolved

Full record since 2003

EPA's records for Town of Paonia go back to 2003. Before October 19, 2016 they list 5 health-based violations (5 resolved) and 85 monitoring or reporting violations.

Violations that began in Health-based Monitoring and reporting
2000s 4 21
2010 to October 18, 2016 1 64
October 19, 2016 to 2019 0 33
2020s 3 28

Most recent health-based violation before October 19, 2016: Surface Water Treatment Rule, began November 2013, Resolved.

Show all 5 health-based violations before October 19, 2016
Contaminant Start date Status
Surface Water Treatment Rule
Treatment technique failure
Nov 1, 2013 Resolved
Interim Enhanced Surface Water Treatment Rule (acute)
Treatment technique failure
Jul 1, 2007 Resolved
Interim Enhanced Surface Water Treatment Rule (acute)
Treatment technique failure
Jun 1, 2007 Resolved
Interim Enhanced Surface Water Treatment Rule (acute)
Treatment technique failure
May 1, 2007 Resolved
Interim Enhanced Surface Water Treatment Rule (acute)
Treatment technique failure
Apr 1, 2007 Resolved

Enforcement actions

Colorado regulators took 2 formal enforcement actions against Town of Paonia and issued 2 boil water orders between 2007 and 2019. The most recent was a boil water order in March 2019.

Date By Action Violations covered
Mar 1, 2019 Colorado Boil water order 1 violation
Feb 18, 2019 Colorado Boil water order 1 violation
Dec 30, 2014 Colorado Compliance order with a penalty 1 violation (1 health-based): Surface Water Treatment Rule
Feb 27, 2007 Colorado Compliance order (no penalty) 20 violations: Nitrate, Arsenic, Barium, Antimony, Total, Beryllium, Total

What the violations mean

Surface Water Treatment Rule

2 incidents

The system did not complete a treatment step or action that the Surface Water Treatment Rule requires (a treatment technique violation).

The utility had to notify customers about each of these violations.

Interim Enhanced Surface Water Treatment Rule

1 incident

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 Paonia draws water from 40 wells (5 of them for emergency, seasonal or other part-time use). 7 other community water systems buy water from Town of Paonia.

Community systems that buy water from it

Annual water quality report

Town of Paonia 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.

Where the state allows it, systems serving fewer than 10,000 people may publish the report in a local newspaper or news site instead of mailing it, and must provide a copy on request.

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.