WaterVerge

Is El Paso, IL Tap Water Safe to Drink?

Graded A- — but Copper was detected above EPA limits. Here's what's in the water and how to remove it. What to do next ↓

3K residents served 1 water system PWSID: IL2030150
Overall Score
87.1 / 100
Violations
3 active
Last Updated
May 2026
Source
Groundwater
#285 of 891 in Illinois Top 27% nationally
Local Government
Moderate data confidence
Reviewed by WaterVerge Editorial Team · Last updated May 2026
A-GRADE
Water Quality Grade
87.1/100
waterverge.com
A- 87.1/100

El Paso, IL — Water Quality Report

El Paso's drinking water received a grade of A- (87.1 out of 100), indicating good water quality. The city's 1 water system serves approximately 2,812 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 9 violations on record, including 1 health-based violation. 3 remain unresolved.

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

What to know about El Paso's water

El Paso ranks #285 out of 891 cities in Illinois for water quality, placing it mid-range in the state.

El Paso 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, El Paso may have fewer resources for advanced treatment technologies and infrastructure upgrades compared to larger utilities.

Quality Breakdown

Water quality score

See methodology →
87.1 out of 100 Grade A-
A: 90-100
B: 74-89
C: 60-73
F: <50
How is this calculated?
Violations
44.1/45
A
Historical violation record including health-based and monitoring violations.
Lead & Copper
16/20
B
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 El Paso, IL water safe to drink?

Concerns Identified

El Paso's drinking water has significant quality concerns based on EPA testing data. With a grade of A- (87.1/100), the system has issues across multiple categories. A water filter is recommended for all residents. The city's 1 water system serves approximately 2,812 residents using groundwater (wells).

3
Active Violations
0.0 ppb
Lead (90th %ile)
5 events
Disaster History

Recent water quality updates for El Paso

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

Update
Water quality data updated

Latest EPA compliance and testing data incorporated into El Paso's water quality assessment. Grade: A- (87.1/100).

Disaster
SEVERE STORMS, STRAIGHT-LINE WINDS, AND FLOODING

Federal disaster declaration (FEMA DR-4116). Flood event — may have impacted local water infrastructure.

Disaster
HURRICANE KATRINA EVACUATION

Federal disaster declaration (FEMA DR-3230). Hurricane event — may have impacted local water infrastructure.

Violation
1 drinking water violation recorded

Contaminants: Lead and Copper Rule.

Violation
2 drinking water violations recorded

Contaminants: Lead and Copper Rule.

Violation
1 drinking water violation recorded

Contaminants: Lead and Copper Rule.

Key contaminant findings

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

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

Well within EPA limits.

Copper Exceeds Limit
Detected: 1.40 mg/L Limit: 1.3 mg/L (EPA Action Level)

Exceeds EPA action level. Copper can leach from household plumbing — flush taps for 30 seconds before drinking.

Violation history

El Paso's water system has 9 total violations on record, including 1 health-based violation. 3 remain unresolved.

MRMCL
Most recent violations:
Oct 1999 Lead and Copper Rule Resolved
Jul 1999 Lead and Copper Rule Open
Jul 1999 Lead and Copper Rule Resolved
Apr 1999 Lead and Copper Rule Resolved
Jan 1999 Lead and Copper Rule Resolved

Flood & environmental risk

Woodford County has experienced 5 federally declared disasters since 1974. Flooding and severe storms can overwhelm water treatment plants, cause sewage overflows, and introduce agricultural runoff, bacteria, and sediment into drinking water supplies. Local water sources include Money Creek, Sixmile Creek.

SEVERE STORMS, STRAIGHT-LINE WINDS, AND FLOODING
Flood FEMA DR-4116
HURRICANE KATRINA EVACUATION
Hurricane FEMA DR-3230
SEVERE STORMS & FLOODING
Flood FEMA DR-735

Where does El Paso's water come from?

El Paso's drinking water comes from groundwater (wells), supplied by 1 water system serving approximately 2,812 people. Groundwater is generally less susceptible to surface contamination but can contain naturally occurring contaminants like arsenic, radon, and nitrate. Nearby water bodies include Money Creek (river), Sixmile Creek (river).

What El Paso residents can do

Install a water filter

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

El Paso'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
Copper (90th percentile)
Inorganic
Over Limit
1.40 mg/L
EPA Action Level: 1.3 mg/L · +8% over limit
Exceeds Limit
Compliance Record

Violation summary

9
Total violations
1
Health-based
3
Active / unresolved
Oct 1999
Most recent violation
Compliance Record

Violations & advisories

9 Total
3 Active
1 Health-based
6 Resolved
Violations by category
Lead and Copper Rule
6
Total Coliform Rule
1
Radionuclides and Revised Rad Rule
1
Jul 1999 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
Jan 1999 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
Active
Compliance Violation
Monitoring 0
Oct 1999 Resolved
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 1999
Jul 1999 Resolved
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting Resolved Sep 1999
Apr 1999 Resolved
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting Resolved Sep 1999
Jan 1999 Resolved
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting Resolved Jun 1999
Jun 1991 Resolved
Coliform (TCR)
Max Contaminant Level
Health-Based Health Resolved Jun 1991
Jun 1977 Resolved
Gross Alpha, Excl. Radon and U
Monitoring & Reporting
Monitoring & Reporting Resolved Jun 1981
Industrial pollution

Top industrial polluters within 10 miles of El Paso

Industrial polluters nearby

Reported releases to surface water by facilities near El Paso, ranked by pounds discharged annually.

FacilityTop chemicalTo surface water (lbs/yr)Distance
CORTEVA AGRISCIENCE LLC - EL PASO PLANT
Chemicals · CORTEVA INC
EL PASO, IL61738
1.4 mi
AMERICAN BUILDINGS CO EL PASO
Fabricated Metals · NUCOR CORP
EL PASO, IL61738
0.5 mi

Source: EPA Toxic Release Inventory (TRI) 2023

Environmental Risk

Flood & disaster history

5
Declared disasters
May 2013
Most recent
Flood
Most common type

Woodford County has experienced 5 federally declared disasters since 1974. Flooding and severe weather can compromise water treatment infrastructure and introduce contaminants into drinking water supplies.

May 2013
SEVERE STORMS, STRAIGHT-LINE WINDS, AND FLOODING
Flood FEMA #4116
Sep 2005
HURRICANE KATRINA EVACUATION
Hurricane FEMA #3230
Mar 1985
SEVERE STORMS & FLOODING
Flood FEMA #735
Apr 1979
SEVERE STORMS & FLOODING
Flood FEMA #583
Jun 1974
SEVERE STORMS & FLOODING
Flood FEMA #438

Recommended water filters

Based on contaminants detected in El Paso's water supply, we recommend the following filter types.

🔧
For Copper
Reverse Osmosis or KDF Filter
Copper exceeds the EPA action level of 1.3 mg/L

Full contaminants report

Contaminant Detected Level EPA Limit Unit Category Status
Lead (90th percentile) 0.0 15 ppb Inorganic Safe
Copper (90th percentile) 1.40 1.3 mg/L Inorganic Over Limit
Data source: EPA SDWIS, UCMR 5, local utility CCR.

Lead level trend (90th percentile)

EPA action level: 15 ppb
Lead has decreased by 2.5 ppb from 1993 (6.0 ppb) to 2025 (3.5 ppb).

Copper level trend (90th percentile)

EPA action level: 1.3 mg/L
Copper has decreased by 0.040 mg/L from 1993 (1.440 mg/L) to 2022 (1.400 mg/L).
Infrastructure

Water source & infrastructure

Primary Source
Groundwater
Operator
Local Government
Population Served
2,812
Water Systems
1
Water Source

Where El Paso's water comes from

Groundwater

El Paso'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 2,812 people through 1 water system.

Local Hydrology

Water bodies near El Paso

El Paso is located near 2 notable water bodies. These water bodies contribute to the regional watershed and may indirectly affect groundwater quality.

Money Creek
river
Sixmile Creek
river
Infrastructure

Water systems serving El Paso

System Name PWSID Population Source
EL PASO IL2030150 2,812 GW
Regional Comparison

How El Paso compares

Full Illinois rankings →

El Paso's score of 87.1/100 is above the average of 56/100 among major Illinois cities. It outscores 9 of 10 nearby cities.

El Paso (this city)
87.1
Chicago
35.2
Aurora
45.5
Joliet
38.5
Naperville
81.2
Champaign
91.9
Illinois avg
56
City Profile

About El Paso, IL

Wikipedia →

El Paso is a city in Woodford and McLean counties in the U.S. state of Illinois. The population was 2,756 at the 2020 census. The Woodford County portion of El Paso is part of the Peoria Metropolitan Statistical Area.

Economic Profile
$61,696
Median Income
$143,535
Median Home Value
$863/mo
Median Rent
4.6%
Unemployment
Community
35.3
Median Age
514
People / sq mi
21.6%
College Educated
69.9%
Homeownership
Share this reportHelp others learn about their water quality
WhatsAppXFacebookLinkedInEmail

Frequently asked questions

Is El Paso, IL tap water safe to drink?

El Paso's water quality earned a grade of A- (87.1/100). The water generally meets EPA standards and is considered safe for consumption. The city ranks #285 out of 891 cities tested in Illinois.

What contaminants are in El Paso's water?

Lead was measured at 0.0 ppb (90th percentile). 9 violations are on record.

How is El Paso'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 El Paso?

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

Where does El Paso's water come from?

El Paso's water is sourced from Groundwater. The city has 1 water system serving approximately 2,812 residents.

What health violations has El Paso's water system had?

El Paso has 1 health-based violation on record. The most recent violation was recorded in October 1999. Health-based violations mean the water exceeded EPA maximum contaminant levels (MCLs) for a regulated substance. 3 violations remain unresolved.

Is El Paso's groundwater at risk of contamination?

El Paso 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 9 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 El Paso's water compare to other cities?

El Paso ranks #285 out of 891 cities in Illinois (better than 68% of state cities) and #4245 out of 15744 cities nationally (73th percentile). The grade of A- reflects the combined assessment of violation history, lead and copper levels, PFAS contamination, and regulatory compliance.

Does El Paso's small water system affect quality?

El Paso's system serves approximately 2,812 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 9 violations on record.