LAFAYETTE, CO · Boulder County
MAPLE GROVE WD Water System
Consumer Confidence Report status
MAPLE GROVE WD must publish a Consumer Confidence Report — the annual drinking water quality report covering calendar year 2026 — by July 1, 2027.
As of August 1, 2026, EPA's federal records show 2 items for MAPLE GROVE WD that are open and awaiting resolution. None are health-based violations — open items of this kind are most often monitoring or reporting requirements, not water-safety findings.
Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed August 1, 2026. This is a record-keeping and public-information tool — it does not replace Colorado’s official records. Always confirm current status with Colorado before making decisions based on this information.
System facts
- System ID (PWSID)
- CO0107502
- System type
- Community Water System
- Population served
- 35
- Service connections
- 15
- Ownership
- local government
- Water source
- groundwater (wells)
MAPLE GROVE WD is one of 1,060 community water systems in Colorado in the 500 or fewer people size category, serving 35 people from groundwater.
As of August 1, 2026, its federal record holds 2 entries in 2025, of which 2 remain open; none are health-based.
None of the 2 are monitoring or reporting requirements — the category that accounts for about four in five of all violations in EPA's national dataset; these involve water-quality, treatment, or public-notice findings instead. The record involves the Public Notice Rule and Revised PN Rule and the Consumer Confidence Rule.
Violation history
Public Notification Violation without NPDWR Violation
—Public Notice
December 31, 2025
UnaddressedConsumer Confidence Report Complete Failure to Report
—Consumer Confidence Rule
July 1, 2025
Unaddressed
Unaddressed no corrective action on record yet
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| December 31, 2025 | Public Notification Violation without NPDWR Violation | Public Notice | — | Unaddressed |
| July 1, 2025 | Consumer Confidence Report Complete Failure to Report | Consumer Confidence Rule | — | Unaddressed |
Unaddressed no corrective action on record yet
Enforcement actions
- October 16, 2024State Violation/Reminder Notice5 linked violations
- December 10, 2020State Public Notification requested5 linked violations
- July 5, 2018State Public Notification requested4 linked violations
- May 29, 2014State Public Notification requested16 linked violations
- September 1, 2011State Compliance achieved17 linked violations
- October 30, 2008State Public Notification received5 linked violations
- April 30, 1993State Formal Notice of Violation issued3 linked violations
- April 30, 1993State Public Notification requested2 linked violations
Common questions
Is MAPLE GROVE WD required to publish a Consumer Confidence Report?
- Yes. MAPLE GROVE WD is a community water system, and federal rules (40 CFR 141 Subpart O) require every community water system to publish a Consumer Confidence Report each year.
When is MAPLE GROVE WD’s next Consumer Confidence Report due?
- MAPLE GROVE WD’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does MAPLE GROVE WD have any open drinking water violations on record?
- As of August 1, 2026, EPA's federal records show 2 items for MAPLE GROVE WD that are open and awaiting resolution. None are health-based violations — open items of this kind are most often monitoring or reporting requirements, not water-safety findings.
What is a Consumer Confidence Report?
- A Consumer Confidence Report (CCR) is the annual drinking water quality report that community water systems must provide to the people they serve. It lists the contaminants detected in the system’s water during the year, where the water comes from, and how the results compare with federal limits. EPA’s revised CCR rule takes effect January 1, 2027, and the first reports in the new format are due July 1, 2027.
Contact
QUIGLEY, STEPHEN
717-805-7822
LAFAYETTE, CO 80026