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Public water system record

Consolidated Mutual Maple Grove

Serves Lakewood, Wheat Ridge and Applewood, Jefferson County, CO · 81,400 people served

Federal records show no health-based violations and 3 monitoring/reporting issues for Consolidated Mutual Maple Grove in the last ten years.

  • CO0130020
  • LAKEWOOD
  • CO
  • 81,400 served

System profile

Source water Surface water
ZIP 80215
EPA system ID CO0130020

Verify this system on EPA ECHO →

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

Key facts

  • Consolidated Mutual Maple Grove draws water from 3 surface water intakes and 1 reservoir (3 of them for emergency, seasonal or other part-time use).
  • Record on file since 2004, with 3 health-based violations before October 19, 2016.
  • Lead pipe inventory: 0 lead and 975 unknown out of 22,450 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.

None since October 2016.

Monitoring and reporting issues

Since October 2016

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

Issue Start date Status
E. coli
Monitoring and reporting
 Dec 1, 2016 Resolved
E. coli
Monitoring and reporting
 Nov 1, 2016 Resolved
E. coli
Monitoring and reporting
 Oct 1, 2016 Resolved

Full record since 2004

EPA's records for Consolidated Mutual Maple Grove go back to 2004. Before October 19, 2016 they list 3 health-based violations (3 resolved) and 1 monitoring or reporting violation.

Violations that began in Health-based Monitoring and reporting
2000s 3 0
2010 to October 18, 2016 0 1
October 19, 2016 to 2019 0 2

Most recent health-based violation before October 19, 2016: CARBON, TOTAL, began January 2005, Resolved.

Show all 3 health-based violations before October 19, 2016
Contaminant Start date Status
CARBON, TOTAL
Treatment technique failure
 Jan 1, 2005 Resolved
CARBON, TOTAL
Treatment technique failure
 Oct 1, 2004 Resolved
Interim Enhanced Surface Water Treatment Rule (acute)
Treatment technique failure
 Jul 1, 2004 Resolved

Where the water comes from

Consolidated Mutual Maple Grove draws water from 3 surface water intakes and 1 reservoir (3 of them for emergency, seasonal or other part-time use). It also buys water from Denver Water Board. 2 other community water systems buy water from Consolidated Mutual Maple Grove.

Buys water from

Community systems that buy water from it

Annual water quality report

Consolidated Mutual Maple Grove 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.

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