Is Lochbuie, CO tap water safe?
The short answer
1 of the 4 utilities serving Lochbuie has a result above a legal limit or action level, or a health-based violation since 2016, in EPA’s and Colorado’s records: City of Brighton.
South Adams County WSD, which serves the most people here, has 2 results above the health goal and 1 result above EPA’s health benchmark. The worst: Lithium at 26.7 ppb, above EPA’s health benchmark. Health goals are stricter than legal limits and are not enforced.
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 Lochbuie’s ZIP codes, from EPA’s estimates.
- Open report
South Adams County WSD
Colorado · serves 75,559 people · about 160 in Lochbuie
2 results above the health goal and 1 result above EPA’s health benchmark. The worst: Lithium at 26.7 ppb, above EPA’s health benchmark.
No health-based violations since 2016
- Open report
Greatrock North WSD
Colorado · serves 1,250 people · under 100 in Lochbuie
3 results above the health goal. The worst: Arsenic at 3.0 ppb, above the health goal.
No health-based violations since 2016
- Open report
City of Brighton
Colorado · serves 56,304 people · under 100 in Lochbuie
1 result above the legal limit, 2 results above EPA’s new limit, which takes effect in 2029, 3 results above the health goal and 1 result above EPA’s health benchmark. The worst: Total trihalomethanes (TTHM) at 62.9 ppb, above the legal limit.
1 health-based violation since 2016
- Open report
Town of Lochbuie
Colorado · serves 6,518 people · based in Lochbuie
2 results above the health goal and 1 result above EPA’s health benchmark. The worst: Lithium at 16 ppb, above EPA’s health benchmark.
No health-based violations since 2016
What handles it
Each of these is certified, on a certifier’s listing, for a result above a line in South Adams County WSD’s water, which serves the most people here. Another utility’s report names what handles its own results.
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Countertop reverse osmosis
- IAPMO listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 58NSF/ANSI 401checked Oct. 4, 2026
Certified for: Arsenic
Aquasana SmartFlow Reverse Osmosis (AQ-SFRO2)
Under-sink reverse osmosis
- WQA listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 58NSF/ANSI 401checked Oct. 9, 2026
Certified for: Arsenic
Brondell Capella RC250 Reverse Osmosis System
Under-sink reverse osmosis
- WQA listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 58NSF/ANSI 401checked Oct. 9, 2026
Certified for: Arsenic
Water testing near Lochbuie
The 3 labs Colorado certifies closest to Lochbuie, in a straight line. Call first: certification is test by test, and not every lab takes samples from homeowners.
Colorado Analytical Laboratory - Commerce City
Commerce City, CO · about 10 miles
Certified for bacteria, nitrate, lead and copper, metals, minerals and other inorganics, organic chemicals, disinfection byproducts, PFAS, radioactivity
Murray-Brown Laboratories, LLC.
Northglenn, CO · about 12 miles
Certified for bacteria
SGS North America, Inc. - Denver
Denver, CO · about 14 miles
Certified for nitrate, lead and copper, metals, minerals and other inorganics
ZIP codes in Lochbuie
Which ZIP codes are in Lochbuie: 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 Lochbuie
Other towns in Adams County with a page of their own.
What to do next
- Read South Adams County WSD’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