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Public water system record

Lookout Mountain WD

On record as serving Clear Creek County, CO · Serves 1,378 people

Federal records show 13 health-based violations and 3 monitoring/reporting issues for Lookout Mountain WD in the last ten years. The most serious issue in this window was a resolved Total Trihalomethanes (TTHMs) violation.

  • CO0110026
  • WHEAT RIDGE
  • CO
  • 1,378 served

System profile

Source water Surface water
ZIP 80033
EPA system ID CO0110026

Verify this system on EPA ECHO →

Health-based violations, last 10 years
13
Resolved
13
Unresolved
0
Any acute record
No
Monitoring issues, last 10 years
3

Key facts

  • Lookout Mountain WD draws water from 1 surface water intake.
  • Highest measured level in the last 10 years: Total Trihalomethanes (TTHMs), 0.11025 mg/L, federal limit 0.08 mg/L (1.4 times the limit), 2022.
  • Most recent enforcement action: boil water order by Colorado, June 2023.
  • Record on file since 1993, with 0 health-based violations before October 19, 2016.
  • Lead pipe inventory: 0 lead and 0 unknown out of 507 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
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.09064 mg/L, federal limit 0.08 mg/L (1.1 times the limit)
 220 Apr 1, 2024 Resolved No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.06265 mg/L, federal limit 0.06 mg/L (at or just above the limit)
 220 Oct 1, 2023 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.08226 mg/L, federal limit 0.08 mg/L (at or just above the limit)
 220 Oct 1, 2023 Resolved No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.061 mg/L, federal limit 0.06 mg/L (at or just above the limit)
 220 Jul 1, 2023 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.092 mg/L, federal limit 0.08 mg/L (1.2 times the limit)
 220 Jul 1, 2023 Resolved No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.073 mg/L, federal limit 0.06 mg/L (1.2 times the limit)
 220 Jan 1, 2023 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.099 mg/L, federal limit 0.08 mg/L (1.2 times the limit)
 220 Jan 1, 2023 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.11025 mg/L, federal limit 0.08 mg/L (1.4 times the limit)
 220 Oct 1, 2022 Resolved No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.06488 mg/L, federal limit 0.06 mg/L (1.1 times the limit)
 220 Jul 1, 2022 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.09855 mg/L, federal limit 0.08 mg/L (1.2 times the limit)
 220 Jul 1, 2022 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.0886 mg/L, federal limit 0.08 mg/L (1.1 times the limit)
 220 Apr 1, 2022 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 81.26 µg/L, federal limit 80 µg/L (at or just above the limit)
 220 Apr 1, 2020 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 86.53 µg/L, federal limit 80 µg/L (1.1 times the limit)
 220 Jul 1, 2018 Resolved No

Monitoring and reporting issues

Since October 2016

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

Issue Start date Status
Interim Enhanced Surface Water Treatment Rule
Monitoring and reporting
 Mar 1, 2023 Resolved
Surface Water Treatment Rule
Monitoring and reporting
 Oct 1, 2021 Resolved
Interim Enhanced Surface Water Treatment Rule
Monitoring and reporting
 Oct 1, 2021 Resolved

Full record since 1993

EPA's records for Lookout Mountain WD go back to 1993. Before October 19, 2016 they list no health-based violations and 3 monitoring or reporting violations.

Violations that began in Health-based Monitoring and reporting
1990s 0 1
2000s 0 2
October 19, 2016 to 2019 1 0
2020s 12 3

Enforcement actions

Colorado regulators took 1 formal enforcement action against Lookout Mountain WD and issued 1 boil water order in 2023. The most recent was a boil water order in June 2023.

Date By Action Violations covered
Jun 15, 2023 Colorado Boil water order 1 violation
Feb 13, 2023 Colorado Compliance order (no penalty) 13 violations (13 health-based): Haloacetic Acids (HAA5), Total Trihalomethanes (TTHMs)

What the violations mean

Total Trihalomethanes (TTHMs)

9 incidents

Disinfection byproduct levels exceeded the federal limit

Long-term TTHM exposure may increase bladder cancer risk

Haloacetic Acids (HAA5)

4 incidents

Haloacetic acid byproducts exceeded the federal limit

Long-term exposure to HAAs may increase cancer risk

Where the water comes from

Lookout Mountain WD draws water from 1 surface water intake.

Annual water quality report

Lookout Mountain WD 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.

Certified drinking water labs by state EPA guidance for private wells