Public water system record

McClave WA Inc

Serves McClave, Bent County, CO · 378 people served

Federal records show 4 health-based violations and 14 monitoring/reporting issues for McClave WA Inc in the last ten years. The most serious issue in this window was a resolved Combined Radium (-226 and -228) violation.

  • CO0106500
  • MCCLAVE
  • CO
  • 378 served

System profile

Source water Groundwater
ZIP 81057
EPA system ID CO0106500

Verify this system on EPA ECHO →

Health-based violations, last 10 years
4
Resolved
4
Unresolved
0
Any acute record
No
Monitoring issues, last 10 years
14

Key facts

  • McClave WA Inc draws water from 4 wells.
  • Highest measured level in the last 10 years: Combined Radium (-226 and -228), 7 pCi/L, federal limit 5 pCi/L (1.4 times the limit), 2021.
  • Most recent formal enforcement: compliance order (no penalty) by Colorado, May 2022.
  • Record on file since 1992, with 0 health-based violations before October 19, 2016.
  • Lead pipe inventory: 0 lead and 119 unknown out of 155 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
Combined Radium (-226 and -228)
Contaminant limit exceeded
Measured 6.67 pCi/L, federal limit 5 pCi/L (1.3 times the limit)
340 Jan 1, 2022 Resolved No
Combined Radium (-226 and -228)
Contaminant limit exceeded
Measured 6.8 pCi/L, federal limit 5 pCi/L (1.4 times the limit)
340 Oct 1, 2021 Resolved No
Combined Radium (-226 and -228)
Contaminant limit exceeded
Measured 7 pCi/L, federal limit 5 pCi/L (1.4 times the limit)
340 Jul 1, 2021 Resolved No
Combined Radium (-226 and -228)
Contaminant limit exceeded
Measured 6.85 pCi/L, federal limit 5 pCi/L (1.4 times the limit)
340 Apr 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
Public Notice
OTHER
Apr 1, 2024 Resolved
Public Notice
OTHER
Jan 1, 2024 Resolved
Combined Radium (-226 and -228)
Monitoring and reporting
Jan 1, 2024 Resolved
Public Notice
OTHER
Oct 1, 2023 Resolved
Public Notice
OTHER
Jul 1, 2023 Resolved
Public Notice
OTHER
Apr 1, 2023 Resolved
Di(2-ethylhexyl) phthalate
Monitoring and reporting
Apr 1, 2023 Resolved
Public Notice
OTHER
Jan 1, 2023 Resolved
Public Notice
OTHER
Oct 1, 2022 Resolved
Nitrate
Monitoring and reporting
Jan 1, 2021 Resolved
Nitrate
Monitoring and reporting
Jan 1, 2021 Resolved
Lead and Copper Rule
Monitoring and reporting
Jan 1, 2021 Resolved
Combined Radium (-226 and -228)
Monitoring and reporting
Jul 1, 2020 Resolved
Lead and Copper Rule
Monitoring and reporting
Oct 1, 2019 Resolved

Full record since 1992

EPA's records for McClave WA Inc go back to 1992. Before October 19, 2016 they list no health-based violations and 38 monitoring or reporting violations.

Violations that began in Health-based Monitoring and reporting
1990s 0 8
2000s 0 30
October 19, 2016 to 2019 0 1
2020s 4 13

Enforcement actions

Colorado regulators took 1 formal enforcement action against McClave WA Inc in 2022. The most recent was a compliance order (no penalty) in May 2022.

Date By Action Violations covered
May 31, 2022 Colorado Compliance order (no penalty) 12 violations (4 health-based): Combined Radium (-226 and -228), Public Notice

What the violations mean

Combined Radium (-226 and -228)

4 incidents

Test results for Combined Radium (-226 and -228) were above the federal limit (a maximum contaminant level violation).

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

Where the water comes from

McClave WA Inc draws water from 4 wells. It also has an emergency connection to Hasty WC. 1 other public water system has an emergency connection to McClave WA Inc.

Emergency or part-time connections to

Annual water quality report

McClave WA Inc 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 500 or fewer people may meet the rule by telling customers the report is available on request, so you may need to ask McClave WA Inc for a copy.

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.