WaterVerge

Is Center, CO Tap Water Safe to Drink?

Graded A-, with 9 unresolved violations on record. See what was cited — and what it means for your tap. What to do next ↓

3K residents served 1 water system PWSID: CO0155500
Overall Score
86.3 / 100
Violations
9 active
Last Updated
May 2026
Source
Groundwater
#48 of 246 in Colorado Top 30% nationally
Local Government
Moderate data confidence
Reviewed by WaterVerge Editorial Team · Last updated May 2026
A-GRADE
Water Quality Grade
86.3/100
waterverge.com
A- 86.3/100

Center, CO — Water Quality Report

Center's drinking water received a grade of A- (86.3 out of 100), indicating good water quality. The city's 1 water system serves approximately 2,575 residents using groundwater.

Lead levels were measured at 0.0 ppb (90th percentile), well within EPA limits. This system has not yet been tested for PFAS under the EPA UCMR 5 program.

The system has 37 violations on record, including 0 health-based violations. 9 remain unresolved.

Data last updated: May 2026 · Source: EPA SDWIS, UCMR 5
Analysis

What to know about Center's water

Center ranks #48 out of 246 cities in Colorado for water quality, placing it above average in the state.

Center relies on groundwater, which is generally less vulnerable to surface contamination but can be affected by naturally occurring minerals like arsenic and nitrate, as well as agricultural and industrial runoff.

As a small community water system, Center may have fewer resources for advanced treatment technologies and infrastructure upgrades compared to larger utilities.

Quality Breakdown

Water quality score

See methodology →
86.3 out of 100 Grade A-
A: 90-100
B: 74-89
C: 60-73
F: <50
How is this calculated?
Violations
39.3/45
B
Historical violation record including health-based and monitoring violations.
Lead & Copper
20/20
A
Lead at 0.0 ppb (90th percentile).
Contaminants
17/20
B
PFAS + legacy contaminant analysis.
Compliance
5/10
D
Monitoring and reporting compliance with EPA regulations.
Source Risk
5/5
A
Water source: Groundwater.
Water Safety

Is Center, CO water safe to drink?

Concerns Identified

Center's drinking water has significant quality concerns based on EPA testing data. With a grade of A- (86.3/100), the system has issues across multiple categories. A water filter is recommended for all residents. The city's 1 water system serves approximately 2,575 residents using groundwater (wells).

9
Active Violations
0.0 ppb
Lead (90th %ile)
4 events
Disaster History

Recent water quality updates for Center

A timeline of significant water quality events, violations, and data updates.

Update
Water quality data updated

Latest EPA compliance and testing data incorporated into Center's water quality assessment. Grade: A- (86.3/100).

Violation
1 drinking water violation recorded

Contaminants: Consumer Confidence Rule.

Violation
1 drinking water violation recorded

Contaminants: Public Notice.

Violation
1 drinking water violation recorded

Contaminants: Revised Total Coliform Rule.

Disaster
SEVERE STORMS, TORNADOES, FLOODING, LANDSLIDES, AND MUDSLIDES

Federal disaster declaration (FEMA DR-4229). Flood event — may have impacted local water infrastructure.

Disaster
HURRICANE KATRINA EVACUATION

Federal disaster declaration (FEMA DR-3224). Coastal Storm event — may have impacted local water infrastructure.

Key contaminant findings

Based on the most recent EPA sampling data for Center's water supply.

Lead Within Limits
Detected: 0.0 ppb Limit: 15 ppb (EPA Action Level)

Well within EPA limits.

Violation history

Center's water system has 37 total violations on record, including 0 health-based violations. 9 remain unresolved. 2 violations were issued in the last 5 years.

OtherMONMR
Most recent violations:
Jul 2024 Consumer Confidence Rule Open
May 2023 Public Notice Open
Mar 2020 Revised Total Coliform Rule Resolved
Jan 2020 Chlorine Resolved
Oct 2019 Lead and Copper Rule Open

Flood & environmental risk

Saguache County has experienced 4 federally declared disasters since 1970. Flooding and severe storms can overwhelm water treatment plants, cause sewage overflows, and introduce agricultural runoff, bacteria, and sediment into drinking water supplies.

SEVERE STORMS, TORNADOES, FLOODING, LANDSLIDES, AND MUDSLIDES
Flood FEMA DR-4229
HURRICANE KATRINA EVACUATION
Coastal Storm FEMA DR-3224
SEVERE STORMS, MUDSLIDES, LANDSLIDES & FLOODING
Flood FEMA DR-719

Where does Center's water come from?

Center's drinking water comes from groundwater (wells), supplied by 1 water system serving approximately 2,575 people. Groundwater is generally less susceptible to surface contamination but can contain naturally occurring contaminants like arsenic, radon, and nitrate.

What Center residents can do

Install a water filter

Recommended: NSF-certified water filter. This addresses the specific contaminants found in Center's water.

Request your utility's CCR

Your water utility is required to publish an annual Consumer Confidence Report (CCR) with detailed testing results. Ask for the latest copy or check your utility's website.

Monitor alerts during storms

Center's area has a history of flooding. After severe weather, watch for boil water advisories from your local utility.

Data: EPA SDWIS, UCMR 5 (PFAS), FEMA, NOAA. Last updated May 2026.

Contaminant Alerts

Top contaminants to know

View all ↓
Lead (90th percentile)
Inorganic / Heavy Metal
Safe
0.0 ppb
EPA Action Level: 15 ppb · 0% of limit
Safe Level
Compliance Record

Violation summary

37
Total violations
0
Health-based
9
Active / unresolved
Jul 2024
Most recent violation
Compliance Record

Violations & advisories

37 Total
9 Active
0 Health-based
28 Resolved
Violations by category
Stage 1 Disinfectants and Disinfection Byproducts Rule
12
Total Coliform Rule
7
Lead and Copper Rule
4
Nitrate Rule
4
Synthetic Organic Chemicals
3
Jul 2024 Active
Consumer Confidence Rule
Other Violation 0
May 2023 Active
Public Notice
Other Violation 0
Oct 2019 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
Oct 2008 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
Apr 2008 Active
Stage 2 Disinfectants and Disinfection Byproducts Rule
Monitoring & Reporting
Monitoring & Reporting 0
Oct 2007 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
Jul 2007 Active
Consumer Confidence Rule
Other Violation 0
Oct 2004 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
Active
Compliance Violation
Monitoring 0
Mar 2020 Resolved
Revised Total Coliform Rule
Monitoring
Monitoring Resolved Mar 2020
Jan 2020 Resolved
Chlorine
Monitoring & Reporting
Monitoring & Reporting Resolved Mar 2020
Sep 2019 Resolved
Revised Total Coliform Rule
Monitoring
Monitoring Resolved Sep 2019
Jul 2019 Resolved
Chlorine
Monitoring & Reporting
Monitoring & Reporting Resolved Sep 2019
Nov 2012 Resolved
Coliform (TCR)
Monitoring & Reporting
Monitoring & Reporting Resolved Nov 2012
Oct 2012 Resolved
Chlorine
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2012
Oct 2009 Resolved
Chlorine
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2009
Jan 2009 Resolved
Di(2-ethylhexyl) adipate
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2009
Aug 2008 Resolved
Coliform (TCR)
Monitoring & Reporting
Monitoring & Reporting Resolved Aug 2008
Jul 2008 Resolved
Di(2-ethylhexyl) adipate
Monitoring & Reporting
Monitoring & Reporting Resolved Sep 2008
Jul 2008 Resolved
Chlorine
Monitoring & Reporting
Monitoring & Reporting Resolved Sep 2008
Showing 20 of 37 violations
Environmental Risk

Drought conditions

D3 — extreme drought

Saguache County is currently in D3 (extreme drought) per the U.S. Drought Monitor (week of May 5, 2026). Drought can elevate disinfection-byproduct (TTHM/HAA5) levels and taste/odor issues as utilities draw from lower reservoirs.

8
Weeks at D2+ (current streak)
40.1%
Months in D2+ (last 30y)
8
Weeks at D2+ (last 5y)

Source: U.S. Drought Monitor, updated weekly by NDMC, USDA, and NOAA.

Environmental Risk

Flood & disaster history

4
Declared disasters
Jul 2015
Most recent
Flood
Most common type

Saguache County has experienced 4 federally declared disasters since 1970. Flooding and severe weather can compromise water treatment infrastructure and introduce contaminants into drinking water supplies.

Jul 2015
SEVERE STORMS, TORNADOES, FLOODING, LANDSLIDES, AND MUDSLIDES
Flood FEMA #4229
Sep 2005
HURRICANE KATRINA EVACUATION
Coastal Storm FEMA #3224
Jul 1984
SEVERE STORMS, MUDSLIDES, LANDSLIDES & FLOODING
Flood FEMA #719
Sep 1970
HEAVY RAINS & FLOODING
Flood FEMA #293

Full contaminants report

Contaminant Detected Level EPA Limit Unit Category Status
Lead (90th percentile) 0.0 15 ppb Inorganic Safe
Data source: EPA SDWIS, UCMR 5, local utility CCR.

Lead level trend (90th percentile)

EPA action level: 15 ppb
Lead has decreased by 5.0 ppb from 1993 (5.0 ppb) to 2025 (0.0 ppb).
Infrastructure

Water source & infrastructure

Primary Source
Groundwater
Operator
Local Government
Population Served
2,575
Water Systems
1
Water Source

Where Center's water comes from

Groundwater

Center's drinking water is drawn from underground aquifers through wells.

Groundwater is naturally filtered through rock and soil layers, generally requiring less treatment than surface water. However, it can contain naturally occurring contaminants like arsenic, radon, and minerals.

Agricultural activity, septic systems, and industrial operations near well fields can introduce nitrates, pesticides, and volatile organic compounds.

The system is operated by local government ownership and serves approximately 2,575 people through 1 water system.

Infrastructure

Water systems serving Center

System Name PWSID Population Source
CENTER TOWN OF CO0155500 2,575 GW
Regional Comparison

How Center compares

Full Colorado rankings →

Center's score of 86.3/100 is above the average of 45/100 among major Colorado cities. It outscores 10 of 10 nearby cities.

Center (this city)
86.3
Denver
39.6
Aurora
38.1
Lakewood
36.9
Colorado avg
45
City Profile

About Center, CO

Economic Profile
$50,203
Median Income
$95,328
Median Home Value
$640/mo
Median Rent
10.7%
Unemployment
Community
36.6
Median Age
1,050
People / sq mi
16.6%
College Educated
59.8%
Homeownership
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Frequently asked questions

Is Center, CO tap water safe to drink?

Center's water quality earned a grade of A- (86.3/100). The water generally meets EPA standards and is considered safe for consumption. The city ranks #48 out of 246 cities tested in Colorado.

What contaminants are in Center's water?

Lead was measured at 0.0 ppb (90th percentile). 37 violations are on record.

How is Center's water quality grade calculated?

The grade is based on four factors: violation history (40%), lead and copper levels (25%), PFAS contamination (25%), and regulatory compliance (10%). The score is also adjusted based on how complete the available data is. See our methodology page for full details.

Do I need a water filter in Center?

Based on current data, basic filtration should suffice for additional peace of mind.

Where does Center's water come from?

Center's water is sourced from Groundwater. The city has 1 water system serving approximately 2,575 residents.

Is Center's groundwater at risk of contamination?

Center uses groundwater, which can be affected by naturally occurring contaminants like arsenic, radon, and nitrate, as well as agricultural runoff and industrial activity. The system has 37 violations on record that may relate to groundwater quality. Groundwater systems are generally less susceptible to surface contamination but should be monitored for emerging contaminants like PFAS.

How does Center's water compare to other cities?

Center ranks #48 out of 246 cities in Colorado (better than 80% of state cities) and #4771 out of 15744 cities nationally (70th percentile). The grade of A- reflects the combined assessment of violation history, lead and copper levels, PFAS contamination, and regulatory compliance.

Does Center's small water system affect quality?

Center's system serves approximately 2,575 residents. Small community water systems (under 3,300 people) may have fewer financial resources for infrastructure upgrades and advanced treatment technologies. However, they are held to the same EPA drinking water standards as larger systems. This system has 37 violations on record.