Is Golden, CO tap water safe?
The short answer
4 of the 11 utilities serving Golden have a result above a legal limit or action level, or a health-based violation since 2016, in EPA’s and Colorado’s records: Lookout Mountain WD, MT Vernon Country Club, Golden Terrace West and 1 more.
City of Golden, which serves the most people here, has 1 result above EPA’s health benchmark. The worst: Lithium at 35.5 ppb, above EPA’s health benchmark. A health benchmark is a level EPA screens with, not a legal limit.
A town can be served by more than one utility, and some homes are on private wells. The name on your water bill tells you which is yours, and your ZIP code narrows it down. They are listed by how many people each serves in Golden’s ZIP codes, from EPA’s estimates.
- Open report
City of Golden
Colorado · serves 38,288 people · about 2,300 in Golden
1 result above EPA’s health benchmark. The worst: Lithium at 35.5 ppb, above EPA’s health benchmark.
No health-based violations since 2016
- Open report
Consolidated Mutual Maple Grove
Colorado · serves 81,400 people · about 1,700 in Golden
1 result above the health goal and 1 result above EPA’s health benchmark. The worst: Lithium at 18.7 ppb, above EPA’s health benchmark.
No health-based violations since 2016
- Open report
Genesee WSD
Colorado · serves 3,920 people · about 470 in Golden
1 result above the health goal. The worst: Lead at 3.0 ppb, above the health goal.
No health-based violations since 2016
- Open report
High View WD
Colorado · serves 4,000 people · about 430 in Golden
1 result above the health goal. The worst: Lead at 9.0 ppb, above the health goal.
No health-based violations since 2016
- Open report
Lookout Mountain WD
Colorado · serves 1,378 people · about 300 in Golden
2 results above the legal limit and 1 result above the health goal. The worst: Total trihalomethanes (TTHM) at 110 ppb, above the legal limit.
13 health-based violations since 2016
- Open report
North Table Mountain WSD
Colorado · serves 10,000 people · about 150 in Golden
2 results above the health goal. The worst: Lead at 1.3 ppb, above the health goal.
No health-based violations since 2016
- Open report
Forest Hills MD Riva Chase
Colorado · serves 400 people · under 100 in Golden
1 result above the limit’s level with no violation recorded and 3 results above the health goal. The worst: Total trihalomethanes (TTHM) at 85.4 ppb, above the limit’s level, no violation.
No health-based violations since 2016
- Open report
City of Arvada
Colorado · serves 171,610 people · under 100 in Golden
2 results above the health goal. The worst: Lead at 3.1 ppb, above the health goal.
No health-based violations since 2016
- Open report
MT Vernon Country Club
Colorado · serves 734 people · under 100 in Golden
2 results above the health goal. The worst: Lead at 3.0 ppb, above the health goal.
7 health-based violations since 2016
- Open report
Golden Terrace West
Colorado · serves 825 people · lists Golden among the places it serves
1 result above EPA’s health benchmark. The worst: Lithium at 41 ppb, above EPA’s health benchmark. Hardness: hard, typically 130 mg/L (7.6 grains per gallon).
1 health-based violation since 2016
1 more utility in Golden
By EPA’s estimate, each serves fewer people in Golden than those above.
- Golden Terrace Southserves 425 people · lists Golden among the places it serves · 1 health-based violation since 2016
Water testing near Golden
The 3 labs Colorado certifies closest to Golden, in a straight line. Call first: certification is test by test, and not every lab takes samples from homeowners.
Hazen Research
Golden, CO · about 6 miles
Certified for nitrate, lead and copper, metals, minerals and other inorganics, radioactivity
SGS North America, Inc. - Wheat Ridge
Wheat Ridge, CO · about 8 miles
Certified for nitrate, lead and copper, metals, minerals and other inorganics, organic chemicals, disinfection byproducts, radioactivity
Eurofins Denver
Arvada, CO · about 8 miles
Certified for nitrate, minerals and other inorganics, organic chemicals, PFAS
Which ZIP codes are in Golden: Census 2020 relationship files. Which utilities serve them, and how many people: EPA SDWIS and EPA’s service area map. Each utility’s results: EPA UCMR 5, EPA SDWIS, and EPA’s and the state’s compliance monitoring, as its report lists them. How they are measured: methodology. Certified labs: CDPHE certified drinking water laboratories; distances from the Census 2020 ZIP code tabulation area gazetteer.
Near Golden
Towns nearby with a page of their own.
What to do next
- Read City of Golden’s full reportEvery result with its dates, the violations, and the certification claim that handles each finding.Open the report
- About LithiumWhat it does to health, where it comes from, and the certification claim that addresses it.About Lithium
- On a private well?No utility tests a well. A certified lab test is the first step.How to test well water