Is Hudson, CO tap water safe?
The short answer
1 of the 4 utilities serving Hudson has a result above a legal limit or action level, or a health-based violation since 2016, in EPA’s and Colorado’s records: Town of Hudson.
Town of Hudson, which serves the most people here, has 1 result above the legal limit and 1 result above the health goal. The worst: Total trihalomethanes (TTHM) at 61.6 ppb, above the 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 Hudson’s ZIP codes, from EPA’s estimates.
- Open report
Town of Hudson
Colorado · serves 3,350 people · under 100 in Hudson
1 result above the legal limit and 1 result above the health goal. The worst: Total trihalomethanes (TTHM) at 61.6 ppb, above the legal limit.
2 health-based violations since 2016
- Open report
Greatrock North WSD
Colorado · serves 1,250 people · under 100 in Hudson
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
Estates at Bromley
Colorado · serves 150 people · based in Hudson
1 result above the health goal. The worst: Arsenic at 3.0 ppb, above the health goal.
No health-based violations since 2016
- Open report
Crestwood Estates
Colorado · serves 140 people · based in Hudson
3 results above the health goal. The worst: Arsenic at 3.0 ppb, above the health goal.
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 Town of Hudson’s water, which serves the most people here. Another utility’s report names what handles its own results.
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Aquasana Clean Water Machine (AQ-CWM2)
Countertop
- WQA listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 9, 2026
Certified for: Total trihalomethanes (TTHM), Lead
Brita Hub Countertop Water Filter System (87340)
Countertop
- WQA listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 9, 2026
- IAPMO listing:NSF/ANSI 53checked Oct. 9, 2026
Certified for: Total trihalomethanes (TTHM), Lead
Ninja HydraSense Countertop Water Filtration System (WF1001)
Countertop
- IAPMO listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 9, 2026
Certified for: Total trihalomethanes (TTHM), Lead
Water testing near Hudson
The 3 labs Colorado certifies closest to Hudson, 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 22 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 24 miles
Certified for bacteria
SGS North America, Inc. - Denver
Denver, CO · about 25 miles
Certified for nitrate, lead and copper, metals, minerals and other inorganics
Which ZIP codes are in Hudson: 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 Hudson
Other towns in Adams County with a page of their own.
What to do next
- Read Town of Hudson’s full reportEvery result with its dates, the violations, and the certification claim that handles each finding.Open the report
- About Total trihalomethanes (TTHM)What it does to health, where it comes from, and the certification claim that addresses it.About Total trihalomethanes (TTHM)
- On a private well?No utility tests a well. A certified lab test is the first step.How to test well water