Public Water Partners

ALAMOSA, CO · Alamosa County

ALAMOSA CITY OF Water System

Consumer Confidence Report status

ALAMOSA CITY OF must publish a Consumer Confidence Report — the annual drinking water quality report covering calendar year 2026 — by July 1, 2027.

As of August 1, 2026, EPA's federal records show no open violations for ALAMOSA CITY OF.

Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed August 1, 2026. This is a record-keeping and public-information tool — it does not replace Colorado’s official records. Always confirm current status with Colorado before making decisions based on this information.

System facts

System ID (PWSID)
CO0102100
System type
Community Water System
Population served
11,271
Service connections
3,463
Ownership
local government
Water source
groundwater (wells)

ALAMOSA CITY OF is one of 87 community water systems in Colorado in the 10,001 to 100,000 people size category, serving 11,271 people from groundwater.

As of August 1, 2026, its federal record holds 106 entries between 1995 and 2008, all of which EPA lists as closed. Nothing has been added since 2008.

Of the 106, 104 are monitoring and reporting requirements — the category that accounts for about four in five of all violations in EPA's national dataset — rather than findings about the water itself. The record involves synthetic organic chemicals, inorganic chemicals, and the Total Coliform Rules.

Violation history

  • Maximum Contaminant Level Violation, Average

    Health-based

    Arsenic

    January 1, 2008 – March 31, 2008

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    Arsenic

    January 1, 2008 – March 31, 2008

    Resolved
  • Monitoring, Regular

    Simazine

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Dinoseb

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Aldicarb

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    LASSO

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Heptachlor epoxide

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    2,4-D

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Benzo(a)pyrene

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Pentachlorophenol

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Total Polychlorinated Biphenyls (PCB)

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    1,2-DIBROMO-3-CHLOROPROPANE

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    ETHYLENE DIBROMIDE

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Chlordane

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Endrin

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    BHC-GAMMA

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Methoxychlor

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Toxaphene

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Dalapon

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Diquat

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Endothall

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Di(2-ethylhexyl) adipate

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    OXAMYL

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Simazine

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Di(2-ethylhexyl) phthalate

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Picloram

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Dinoseb

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Hexachlorocyclopentadiene

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Aldicarb sulfoxide

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Aldicarb sulfone

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Carbofuran

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Aldicarb

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Atrazine

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    LASSO

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Heptachlor

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Heptachlor epoxide

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    2,4-D

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    2,4,5-TP

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    HEXACHLOROBENZENE

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Benzo(a)pyrene

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Pentachlorophenol

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Total Polychlorinated Biphenyls (PCB)

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    1,2-DIBROMO-3-CHLOROPROPANE

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    ETHYLENE DIBROMIDE

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Chlordane

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Endrin

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    BHC-GAMMA

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Methoxychlor

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Toxaphene

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Dalapon

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Diquat

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Endothall

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Di(2-ethylhexyl) adipate

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    OXAMYL

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Simazine

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Di(2-ethylhexyl) phthalate

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Picloram

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Dinoseb

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Hexachlorocyclopentadiene

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Aldicarb sulfoxide

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Aldicarb sulfone

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Carbofuran

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Aldicarb

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Atrazine

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    LASSO

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    2,4-D

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Total Polychlorinated Biphenyls (PCB)

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Endrin

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    BHC-GAMMA

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Methoxychlor

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    OXAMYL

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Simazine

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Picloram

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Hexachlorocyclopentadiene

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Heptachlor epoxide

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    1,2-DIBROMO-3-CHLOROPROPANE

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    ETHYLENE DIBROMIDE

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Endrin

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Methoxychlor

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Dalapon

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Diquat

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Di(2-ethylhexyl) adipate

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    OXAMYL

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Di(2-ethylhexyl) phthalate

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Aldicarb sulfoxide

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Carbofuran

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Heptachlor

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    2,4-D

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    HEXACHLOROBENZENE

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Benzo(a)pyrene

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Chlordane

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Endrin

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    OXAMYL

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Simazine

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Picloram

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Dinoseb

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Carbofuran

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Aldicarb

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Atrazine

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    LASSO

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Heptachlor

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    2,4,5-TP

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Pentachlorophenol

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Di(2-ethylhexyl) adipate

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Dalapon

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Routine Minor (TCR)

    Coliform (TCR)

    November 1, 1995 – November 30, 1995

    Resolved

Resolved addressed and confirmed by the state

Enforcement actions

Common questions

Is ALAMOSA CITY OF required to publish a Consumer Confidence Report?

Yes. ALAMOSA CITY OF is a community water system, and federal rules (40 CFR 141 Subpart O) require every community water system to publish a Consumer Confidence Report each year.

When is ALAMOSA CITY OF’s next Consumer Confidence Report due?

ALAMOSA CITY OF’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.

Does ALAMOSA CITY OF have any open drinking water violations on record?

As of August 1, 2026, EPA's federal records show no open violations for ALAMOSA CITY OF.

What is a Consumer Confidence Report?

A Consumer Confidence Report (CCR) is the annual drinking water quality report that community water systems must provide to the people they serve. It lists the contaminants detected in the system’s water during the year, where the water comes from, and how the results compare with federal limits. EPA’s revised CCR rule takes effect January 1, 2027, and the first reports in the new format are due July 1, 2027.

Contact

REYNOLDS, HARRY

719-589-6631

ALAMOSA, CO 81101