Public water system record

Town of Rye

Serves Rye, Pueblo County, CO · 745 people served

Federal records show 47 health-based violations and 62 monitoring/reporting issues for Town of Rye in the last ten years. The most serious issue in this window was a resolved Haloacetic Acids (HAA5) violation.

  • CO0151700
  • RYE
  • CO
  • 745 served

System profile

Source water Surface water
ZIP 81069
EPA system ID CO0151700

Verify this system on EPA ECHO →

Health-based violations, last 10 years
47
Resolved
47
Unresolved
0
Any acute record
Yes
Monitoring issues, last 10 years
62

Key facts

  • Town of Rye draws water from 1 surface water intake.
  • Highest measured level in the last 10 years: Haloacetic Acids (HAA5), 0.17 mg/L, federal limit 0.06 mg/L (2.8 times the limit), 2018.
  • Most recent formal enforcement: compliance order (no penalty) by Colorado, December 2022.
  • Record on file since 1991, with 23 health-based violations before October 19, 2016.
  • Lead pipe inventory: 0 lead and 67 unknown out of 119 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
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.064 mg/L, federal limit 0.06 mg/L (1.1 times the limit)
220 Apr 1, 2025 Resolved No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.068 mg/L, federal limit 0.06 mg/L (1.1 times the limit)
220 Jan 1, 2025 Resolved No
Interim Enhanced Surface Water Treatment Rule
Treatment technique failure
120 Nov 1, 2024 Resolved Yes
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.071 mg/L, federal limit 0.06 mg/L (1.2 times the limit)
220 Oct 1, 2024 Resolved No
Lead and Copper Rule
Treatment technique failure
350 Jul 1, 2024 Resolved No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.07 mg/L, federal limit 0.06 mg/L (1.2 times the limit)
220 Jul 1, 2024 Resolved No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.063 mg/L, federal limit 0.06 mg/L (1.1 times the limit)
220 Apr 1, 2024 Resolved No
Lead and Copper Rule
Treatment technique failure
350 Jan 1, 2024 Resolved No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.093 mg/L, federal limit 0.06 mg/L (1.6 times the limit)
220 Jan 1, 2024 Resolved No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.093 mg/L, federal limit 0.06 mg/L (1.6 times the limit)
220 Oct 1, 2023 Resolved No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.094 mg/L, federal limit 0.06 mg/L (1.6 times the limit)
220 Jul 1, 2023 Resolved No
Stage 1 Disinfection Byproducts Rule
Treatment technique failure
210 May 1, 2023 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.0999 mg/L, federal limit 0.08 mg/L (1.2 times the limit)
220 Apr 1, 2023 Resolved No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.142 mg/L, federal limit 0.06 mg/L (2.4 times the limit)
220 Apr 1, 2023 Resolved No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.064 mg/L, federal limit 0.06 mg/L (1.1 times the limit)
220 Jan 1, 2023 Resolved No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.065 mg/L, federal limit 0.06 mg/L (1.1 times the limit)
220 Oct 1, 2022 Resolved No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.065 mg/L, federal limit 0.06 mg/L (1.1 times the limit)
220 Jul 1, 2022 Resolved No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.072 mg/L, federal limit 0.06 mg/L (1.2 times the limit)
220 Apr 1, 2022 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.096 mg/L, federal limit 0.08 mg/L (1.2 times the limit)
220 Jan 1, 2022 Resolved No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.115 mg/L, federal limit 0.06 mg/L (1.9 times the limit)
220 Jan 1, 2022 Resolved No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.113 mg/L, federal limit 0.06 mg/L (1.9 times the limit)
220 Oct 1, 2021 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.0947 mg/L, federal limit 0.08 mg/L (1.2 times the limit)
220 Oct 1, 2021 Resolved No
Lead and Copper Rule
Treatment technique failure
350 Jul 2, 2021 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.0953 mg/L, federal limit 0.08 mg/L (1.2 times the limit)
220 Jul 1, 2021 Resolved No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.11568 mg/L, federal limit 0.06 mg/L (1.9 times the limit)
220 Jul 1, 2021 Resolved No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 88.65 µg/L, federal limit 60 µg/L (1.5 times the limit)
220 Apr 1, 2021 Resolved No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 94.4 µg/L, federal limit 60 µg/L (1.6 times the limit)
220 Jan 1, 2020 Resolved No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 95.22 µg/L, federal limit 60 µg/L (1.6 times the limit)
220 Oct 1, 2019 Resolved No
Lead and Copper Rule
Treatment technique failure
350 Sep 1, 2019 Resolved No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.096 mg/L, federal limit 0.06 mg/L (1.6 times the limit)
220 Jul 1, 2019 Resolved No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.092 mg/L, federal limit 0.06 mg/L (1.5 times the limit)
220 Apr 1, 2019 Resolved No
Stage 1 Disinfection Byproducts Rule
Treatment technique failure
210 Aug 31, 2018 Resolved No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.1 mg/L, federal limit 0.06 mg/L (1.7 times the limit)
220 Apr 1, 2018 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.123 mg/L, federal limit 0.08 mg/L (1.5 times the limit)
220 Jan 1, 2018 Resolved No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.17 mg/L, federal limit 0.06 mg/L (2.8 times the limit)
220 Jan 1, 2018 Resolved No
Groundwater Rule
Treatment technique failure
140 Dec 30, 2017 Resolved No
Groundwater Rule
Treatment technique failure
140 Dec 30, 2017 Resolved No
Groundwater Rule
Treatment technique failure
140 Dec 30, 2017 Resolved No
Groundwater Rule
Treatment technique failure
140 Dec 30, 2017 Resolved No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.17 mg/L, federal limit 0.06 mg/L (2.8 times the limit)
220 Oct 1, 2017 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.123 mg/L, federal limit 0.08 mg/L (1.5 times the limit)
220 Oct 1, 2017 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.118 mg/L, federal limit 0.08 mg/L (1.5 times the limit)
220 Jul 1, 2017 Resolved No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.162 mg/L, federal limit 0.06 mg/L (2.7 times the limit)
220 Jul 1, 2017 Resolved No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.103 mg/L, federal limit 0.06 mg/L (1.7 times the limit)
220 Apr 1, 2017 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.087 mg/L, federal limit 0.08 mg/L (1.1 times the limit)
220 Apr 1, 2017 Resolved No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.088 mg/L, federal limit 0.06 mg/L (1.5 times the limit)
220 Jan 1, 2017 Resolved No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.089 mg/L, federal limit 0.06 mg/L (1.5 times the limit)
220 Oct 1, 2016 Resolved No

Monitoring and reporting issues

Since October 2016

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

Issue Start date Status
Surface Water Treatment Rule
Monitoring and reporting
Jun 1, 2025 Resolved
Revised Total Coliform Rule
RPT
Jun 1, 2025 Resolved
Chlorine
Monitoring and reporting
Apr 1, 2025 Resolved
Interim Enhanced Surface Water Treatment Rule
Monitoring and reporting
Oct 1, 2024 Resolved
Surface Water Treatment Rule
Monitoring and reporting
Oct 1, 2024 Resolved
Lead and Copper Rule
Monitoring and reporting
Jul 1, 2024 Resolved
Lead and Copper Rule
Monitoring and reporting
Oct 1, 2023 Resolved
Public Notice
OTHER
Jul 13, 2023 Resolved
Public Notice
OTHER
Apr 17, 2023 Resolved
Lead and Copper Rule
Monitoring and reporting
Jul 1, 2022 Resolved
Public Notice
OTHER
Feb 11, 2022 Resolved
Public Notice
OTHER
Jan 10, 2022 Resolved
Public Notice
OTHER
Nov 11, 2021 Resolved
Public Notice
OTHER
Feb 27, 2021 Resolved
Revised Total Coliform Rule
OTHER
Dec 3, 2020 Resolved
Public Notice
OTHER
Nov 27, 2020 Resolved
Lead and Copper Rule
Monitoring and reporting
Jul 1, 2020 Resolved
Public Notice
OTHER
May 27, 2020 Resolved
Public Notice
OTHER
Apr 6, 2020 Resolved
Lead and Copper Rule
Monitoring and reporting
Apr 1, 2020 Resolved
Public Notice
OTHER
Feb 27, 2020 Resolved
Public Notice
OTHER
Feb 9, 2020 Resolved
Public Notice
OTHER
Jan 20, 2020 Resolved
Lead and Copper Rule
Monitoring and reporting
Jan 1, 2020 Resolved
Lead and Copper Rule
Monitoring and reporting
Jan 1, 2020 Resolved
Public Notice
OTHER
Nov 27, 2019 Resolved
Total Trihalomethanes (TTHMs)
Monitoring and reporting
Nov 25, 2019 Resolved
Public Notice
OTHER
Nov 9, 2019 Resolved
Surface Water Treatment Rule
Monitoring and reporting
Nov 1, 2019 Resolved
Revised Total Coliform Rule
Monitoring violation
Nov 1, 2019 Resolved
Interim Enhanced Surface Water Treatment Rule
Monitoring and reporting
Nov 1, 2019 Resolved
Chlorine
Monitoring and reporting
Oct 1, 2019 Resolved
Interim Enhanced Surface Water Treatment Rule
Monitoring and reporting
Oct 1, 2019 Resolved
Surface Water Treatment Rule
Monitoring and reporting
Oct 1, 2019 Resolved
Public Notice
OTHER
Aug 27, 2019 Resolved
Interim Enhanced Surface Water Treatment Rule
Monitoring and reporting
May 1, 2019 Resolved
Surface Water Treatment Rule
Monitoring and reporting
May 1, 2019 Resolved
Haloacetic Acids (HAA5)
Monitoring and reporting
Apr 1, 2019 Resolved
Total Trihalomethanes (TTHMs)
Monitoring and reporting
Apr 1, 2019 Resolved
Public Notice
OTHER
Mar 31, 2019 Resolved
Lead and Copper Rule
Monitoring and reporting
Jan 1, 2019 Resolved
Public Notice
OTHER
Dec 31, 2018 Resolved
Interim Enhanced Surface Water Treatment Rule
Monitoring and reporting
Dec 1, 2018 Resolved
Surface Water Treatment Rule
Monitoring and reporting
Dec 1, 2018 Resolved
Public Notice
OTHER
Oct 1, 2018 Resolved
Public Notice
OTHER
Sep 1, 2018 Resolved
Public Notice
OTHER
Aug 27, 2018 Resolved
Public Notice
OTHER
Jul 1, 2018 Resolved
Interim Enhanced Surface Water Treatment Rule
Monitoring and reporting
Jul 1, 2018 Resolved
Surface Water Treatment Rule
Monitoring and reporting
Jul 1, 2018 Resolved
Total Trihalomethanes (TTHMs)
Monitoring and reporting
Jun 15, 2018 Resolved
Public Notice
OTHER
Apr 16, 2018 Resolved
Public Notice
OTHER
Mar 31, 2018 Resolved
Total Trihalomethanes (TTHMs)
Monitoring and reporting
Mar 16, 2018 Resolved
Public Notice
OTHER
Jan 15, 2018 Resolved
Public Notice
OTHER
Dec 31, 2017 Resolved
Public Notice
OTHER
Oct 1, 2017 Resolved
Long Term 2 Enhanced Surface Water Treatment Rule
Monitoring and reporting
Jul 2, 2017 Resolved
Consumer Confidence Rule
OTHER
Jul 1, 2017 Resolved
Public Notice
OTHER
Nov 6, 2016 Resolved
Haloacetic Acids (HAA5)
Monitoring and reporting
Oct 1, 2016 Resolved
Total Trihalomethanes (TTHMs)
Monitoring and reporting
Oct 1, 2016 Resolved

Full record since 1991

EPA's records for Town of Rye go back to 1991. Before October 19, 2016 they list 23 health-based violations (23 resolved) and 127 monitoring or reporting violations.

Violations that began in Health-based Monitoring and reporting
1990s 2 36
2000s 8 77
2010 to October 18, 2016 13 14
October 19, 2016 to 2019 19 35
2020s 27 25

Most recent health-based violation before October 19, 2016: Haloacetic Acids (HAA5), began October 2016, Resolved.

Show all 23 health-based violations before October 19, 2016
Contaminant Start date Status
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.089 mg/L, federal limit 0.06 mg/L (1.5 times the limit)
Oct 1, 2016 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.091 mg/L, federal limit 0.06 mg/L (1.5 times the limit)
Jul 1, 2016 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.095 mg/L, federal limit 0.06 mg/L (1.6 times the limit)
Apr 1, 2016 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.078 mg/L, federal limit 0.06 mg/L (1.3 times the limit)
Jan 1, 2016 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.079 mg/L, federal limit 0.06 mg/L (1.3 times the limit)
Oct 1, 2015 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.085 mg/L, federal limit 0.06 mg/L (1.4 times the limit)
Jul 1, 2015 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.088 mg/L, federal limit 0.08 mg/L (1.1 times the limit)
Apr 1, 2015 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.101 mg/L, federal limit 0.06 mg/L (1.7 times the limit)
Apr 1, 2015 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.086 mg/L, federal limit 0.06 mg/L (1.4 times the limit)
Jan 1, 2015 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.081 mg/L, federal limit 0.08 mg/L (at or just above the limit)
Jan 1, 2015 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.085 mg/L, federal limit 0.06 mg/L (1.4 times the limit)
Oct 1, 2014 Resolved
Interim Enhanced Surface Water Treatment Rule (acute)
Treatment technique failure
Oct 1, 2014 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.081 mg/L, federal limit 0.06 mg/L (1.4 times the limit)
Jul 1, 2014 Resolved
Surface Water Treatment Rule
Treatment technique failure
May 4, 2008 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.082 mg/L, federal limit 0.06 mg/L (1.4 times the limit)
Jan 1, 2008 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.078 mg/L, federal limit 0.06 mg/L (1.3 times the limit)
Oct 1, 2007 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.072 mg/L, federal limit 0.06 mg/L (1.2 times the limit)
Jul 1, 2007 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.075 mg/L, federal limit 0.06 mg/L (1.3 times the limit)
Apr 1, 2007 Resolved
Surface Water Treatment Rule
Treatment technique failure
May 1, 2004 Resolved
Total Coliform
Contaminant limit exceeded
Nov 1, 2003 Resolved
Surface Water Treatment Rule
Treatment technique failure
Apr 1, 2002 Resolved
Surface Water Treatment Rule
Treatment technique failure
May 1, 1994 Resolved
Surface Water Treatment Rule
Treatment technique failure
Jul 1, 1993 Resolved

Enforcement actions

Colorado regulators and EPA took 5 formal enforcement actions against Town of Rye and issued 2 boil water orders between 1994 and 2022. The most recent was a compliance order (no penalty) in December 2022.

Date By Action Violations covered
Dec 29, 2022 Colorado Compliance order (no penalty) 28 violations (28 health-based): Total Trihalomethanes (TTHMs), Haloacetic Acids (HAA5)
Feb 17, 2021 Colorado Boil water order 1 violation
Oct 23, 2019 Colorado Compliance order with a penalty 1 violation (1 health-based): Groundwater Rule
Nov 13, 2015 Colorado Compliance order (no penalty) 36 violations (36 health-based): Haloacetic Acids (HAA5), Total Trihalomethanes (TTHMs)
Sep 15, 2008 Colorado Compliance order (no penalty) 1 violation (1 health-based): Surface Water Treatment Rule
May 4, 2008 Colorado Boil water order 1 violation (1 health-based): Surface Water Treatment Rule
Aug 31, 1994 EPA Compliance order (no penalty) 2 violations (1 health-based): Surface Water Treatment Rule, Total Coliform

What the violations mean

Haloacetic Acids (HAA5)

28 incidents

Haloacetic acid byproducts exceeded the federal limit

Long-term exposure to HAAs may increase cancer risk

Total Trihalomethanes (TTHMs)

8 incidents

Disinfection byproduct levels exceeded the federal limit

Long-term TTHM exposure may increase bladder cancer risk

Lead and Copper Rule

4 incidents

The system did not complete a treatment step or action that the Lead and Copper Rule requires (a treatment technique violation).

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

Groundwater Rule

4 incidents

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

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

Stage 1 Disinfection Byproducts Rule

2 incidents

The system did not meet a treatment requirement of the Stage 1 Disinfectants and Disinfection Byproducts Rule

Byproducts form when disinfectants react with natural material in water. Long-term exposure above federal limits may increase cancer risk

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 Rye draws water from 1 surface water intake.

Annual water quality report

Town of Rye 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.