Is Rocky Ford, CO tap water safe?
The short answer
6 of the 8 utilities serving Rocky Ford have a result above a legal limit or action level, or a health-based violation since 2016, in EPA’s and Colorado’s records: North Holbrook WC, Eureka WC, Newdale Grand Valley WC and 3 more.
City of Rocky Ford, which serves the most people here, has 1 result above EPA’s new limit, which takes effect in 2029, 2 results above the health goal and 1 result above EPA’s health benchmark. The worst: PFOS at 4.1 ppt, above EPA’s new limit, which takes effect in 2029.
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 Rocky Ford’s ZIP codes, from EPA’s estimates.
- Open report
City of Rocky Ford
Colorado · serves 4,443 people · under 100 in Rocky Ford
1 result above EPA’s new limit, which takes effect in 2029, 2 results above the health goal and 1 result above EPA’s health benchmark. The worst: PFOS at 4.1 ppt, above EPA’s new limit, which takes effect in 2029.
No health-based violations since 2016
- Open report
North Holbrook WC
Colorado · serves 58 people · under 100 in Rocky Ford
1 result above the health goal and 1 result above EPA’s health benchmark. The worst: Lithium at 180 ppb, above EPA’s health benchmark.
37 health-based violations since 2016
- Open report
Eureka WC
Colorado · serves 498 people · based in Rocky Ford
2 results above the health goal. The worst: Arsenic at 1.0 ppb, above the health goal.
72 health-based violations since 2016
- Open report
Newdale Grand Valley WC
Colorado · serves 458 people · based in Rocky Ford
2 results above the health goal. The worst: Uranium at 17 ppb, above the health goal.
3 health-based violations since 2016
- Open report
Hilltop WC
Colorado · serves 285 people · based in Rocky Ford
3 results above the health goal. The worst: Uranium at 17 ppb, above the health goal.
No health-based violations since 2016
- Open report
West Grand Valley WA
Colorado · serves 100 people · based in Rocky Ford
Nothing in its records is above a health goal.
34 health-based violations since 2016
- Open report
Patterson Valley WC
Colorado · serves 96 people · based in Rocky Ford
2 results above the health goal and 1 result above EPA’s health benchmark. The worst: Lithium at 309 ppb, above EPA’s health benchmark.
74 health-based violations since 2016
- Open report
Riverside WC
Colorado · serves 90 people · based in Rocky Ford
2 results above the health goal. The worst: Lead at 11 ppb, above the health goal.
47 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 City of Rocky Ford’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: PFOS, 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: PFOS, 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: PFOS, Arsenic
Water testing near Rocky Ford
The lab Colorado certifies closest to Rocky Ford, in a straight line. Call first: certification is test by test, and not every lab takes samples from homeowners.
Pueblo Department of Public Health and Environment
Pueblo, CO · about 52 miles
Certified for bacteria
ZIP codes in Rocky Ford
Which ZIP codes are in Rocky Ford: 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 Rocky Ford
Other towns in Otero County with a page of their own.
What to do next
- Read City of Rocky Ford’s full reportEvery result with its dates, the violations, and the certification claim that handles each finding.Open the report
- Filters for PFOSRanked by certification and what they cost over five years.The best water filters for PFAS, ranked
- On a private well?No utility tests a well. A certified lab test is the first step.How to test well water