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Public water system record

Pinery WWD

Serves The Pinery, Douglas County, CO · 12,901 people served

Federal records show 1 health-based violation and 2 monitoring/reporting issues for Pinery WWD in the last ten years. The most serious issue in this window was a resolved Gross Alpha, Excl. Radon and U violation.

  • CO0118025
  • PARKER
  • CO
  • 12,901 served

System profile

Source water Purchased surface water
ZIP 80134
EPA system ID CO0118025

Verify this system on EPA ECHO →

Health-based violations, last 10 years
1
Resolved
1
Unresolved
0
Any acute record
No
Monitoring issues, last 10 years
2

Key facts

  • Pinery WWD draws water from 19 wells (6 of them for emergency, seasonal or other part-time use).
  • Highest measured level in the last 10 years: Gross Alpha, Excl. Radon and U, 17.79 pCi/L, federal limit 15 pCi/L (1.2 times the limit), 2019.
  • Record on file since 1994, with 0 health-based violations before October 19, 2016.
  • Lead pipe inventory: 0 lead and 0 unknown out of 5,201 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
Gross Alpha, Excl. Radon and U
Contaminant limit exceeded
Measured 17.79 pCi/L, federal limit 15 pCi/L (1.2 times the limit)
 340 Oct 1, 2019 Resolved No

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
 Apr 1, 2025 Resolved
Total Trihalomethanes (TTHMs)
Monitoring and reporting
 Apr 1, 2025 Resolved

Full record since 1994

EPA's records for Pinery WWD go back to 1994. Before October 19, 2016 they list no health-based violations and 168 monitoring or reporting violations.

Violations that began in Health-based Monitoring and reporting
1990s 0 1
2000s 0 167
October 19, 2016 to 2019 1 0
2020s 0 2

What the violations mean

Gross Alpha, Excl. Radon and U

1 incident

Test results for Gross Alpha, Excl. Radon and U were above the federal limit (a maximum contaminant level violation).

The utility had to notify customers about this violation.

Where the water comes from

Pinery WWD draws water from 19 wells (6 of them for emergency, seasonal or other part-time use). It also has an emergency connection to Town of Castle Rock and an interim connection to Wise Project. 1 other public water system has an emergency connection to Pinery WWD.

Emergency or part-time connections to

Annual water quality report

Pinery WWD 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.

Certified drinking water labs by state EPA guidance for private wells