WaterVerge

Is Oakland, NE Tap Water Safe to Drink?

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

5K residents served 3 water systems PWSID: NE3120658
Overall Score
84.5 / 100
Violations
2 active
Last Updated
May 2026
Source
Groundwater
#141 of 200 in Nebraska Top 37% nationally
Local Government
Moderate data confidence
Reviewed by WaterVerge Editorial Team · Last updated May 2026
B+GRADE
Water Quality Grade
84.5/100
waterverge.com
B+ 84.5/100

Oakland, NE — Water Quality Report

Oakland's drinking water received a grade of B+ (84.5 out of 100), indicating good water quality. The city's 3 water systems serve approximately 4,560 residents using groundwater.

Lead levels were measured at 2.7 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 7 violations on record, including 5 health-based violations. 2 remain unresolved.

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

What to know about Oakland's water

Oakland ranks #141 out of 200 cities in Nebraska for water quality, placing it below average in the state.

Oakland 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.

Quality Breakdown

Water quality score

See methodology →
84.5 out of 100 Grade B+
A: 90-100
B: 74-89
C: 60-73
F: <50
How is this calculated?
Violations
41.5/45
A
Historical violation record including health-based and monitoring violations.
Lead & Copper
16/20
B
Lead at 2.7 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 Oakland, NE water safe to drink?

Use Caution

Oakland's tap water meets most EPA standards but has areas that warrant attention. With a grade of B+ (84.5/100), some contaminant levels or compliance issues suggest that residents may benefit from additional filtration. The city's 3 water systems serve approximately 4,560 residents using groundwater (wells).

2
Active Violations
2.7 ppb
Lead (90th %ile)
7 events
Disaster History

Recent water quality updates for Oakland

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

Update
Water quality data updated

Latest EPA compliance and testing data incorporated into Oakland's water quality assessment. Grade: B+ (84.5/100).

Violation
1 drinking water violation recorded

Contaminants: LEAD AND COPPER RULE REVISIONS.

Violation
1 drinking water violation recorded

Contaminants: Lead and Copper Rule.

Disaster
SEVERE WINTER STORM, STRAIGHT-LINE WINDS, AND FLOODING

Federal disaster declaration (FEMA DR-4420). Flood event — may have impacted local water infrastructure.

Violation
1 drinking water violation recorded

1 health-based. Contaminants: Coliform (TCR).

Disaster
FLOODING

Federal disaster declaration (FEMA DR-4013). Flood event — may have impacted local water infrastructure.

Key contaminant findings

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

Lead Within Limits
Detected: 2.7 ppb Limit: 15 ppb (EPA Action Level)

Well within EPA limits.

Copper Exceeds Limit
Detected: 1.35 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

Oakland's water system has 7 total violations on record, including 5 health-based violations. 2 remain unresolved. 2 violations were issued in the last 5 years.

RPTMRMCL
Most recent violations:
Oct 2024 LEAD AND COPPER RULE REVISIONS Open
Jan 2023 Lead and Copper Rule Open
Oct 2015 Coliform (TCR) Resolved
Dec 2014 Coliform (TCR) Resolved
Oct 2013 Coliform (TCR) Resolved

Flood & environmental risk

Burt County has experienced 7 federally declared disasters since 1967. 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 Logan Creek Near Uehling, Nebr..

SEVERE WINTER STORM, STRAIGHT-LINE WINDS, AND FLOODING
Flood FEMA DR-4420
FLOODING
Flood FEMA DR-4013
FLOODING
Flood FEMA DR-3323

Where does Oakland's water come from?

Oakland's drinking water comes from groundwater (wells), supplied by 3 water systems serving approximately 4,560 people. Groundwater is generally less susceptible to surface contamination but can contain naturally occurring contaminants like arsenic, radon, and nitrate. Nearby water bodies include Logan Creek Near Uehling, Nebr. (river).

What Oakland residents can do

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

Oakland'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
2.7 ppb
EPA Action Level: 15 ppb · 18% of limit
Safe Level
Copper (90th percentile)
Inorganic
Over Limit
1.35 mg/L
EPA Action Level: 1.3 mg/L · +4% over limit
Exceeds Limit
Compliance Record

Violation summary

7
Total violations
5
Health-based
2
Active / unresolved
Oct 2024
Most recent violation
Compliance Record

Violations & advisories

7 Total
2 Active
5 Health-based
5 Resolved
Violations by category
Total Coliform Rule
5
Lead and Copper Rule Revisions
1
Lead and Copper Rule
1
Oct 2024 Active
LEAD AND COPPER RULE REVISIONS
Reporting
Reporting 0
Jan 2023 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
Oct 2015 Resolved
Coliform (TCR)
Max Contaminant Level
Health-Based Health Resolved Oct 2015
Dec 2014 Resolved
Coliform (TCR)
Max Contaminant Level
Health-Based Health Resolved Dec 2014
Oct 2013 Resolved
Coliform (TCR)
Max Contaminant Level
Health-Based Health Resolved Oct 2013
Jul 2012 Resolved
Coliform (TCR)
Max Contaminant Level
Health-Based Health Resolved Jul 2012
Oct 1992 Resolved
Coliform (TCR)
Max Contaminant Level
Health-Based Health Resolved Oct 1992
Environmental Risk

Flood & disaster history

7
Declared disasters
Mar 2019
Most recent
Flood
Most common type

Burt County has experienced 7 federally declared disasters since 1967. Flooding and severe weather can compromise water treatment infrastructure and introduce contaminants into drinking water supplies.

Mar 2019
SEVERE WINTER STORM, STRAIGHT-LINE WINDS, AND FLOODING
Flood FEMA #4420
Aug 2011
FLOODING
Flood FEMA #4013
Jun 2011
FLOODING
Flood FEMA #3323
Sep 2005
HURRICANE KATRINA EVACUEES
Hurricane FEMA #3245
Jul 1993
SEVERE STORMS AND FLOODING
Flood FEMA #998
Feb 1971
FLOODS
Flood FEMA #303

Recommended water filters

Based on contaminants detected in Oakland'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) 2.7 15 ppb Inorganic Safe
Copper (90th percentile) 1.35 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 2.3 ppb from 2001 (5.0 ppb) to 2027 (2.7 ppb).

Copper level trend (90th percentile)

EPA action level: 1.3 mg/L
Copper has decreased by 0.100 mg/L from 2007 (1.450 mg/L) to 2027 (1.350 mg/L).
Infrastructure

Water source & infrastructure

Primary Source
Groundwater
Operator
Local Government
Population Served
4,560
Water Systems
3
Source breakdown
Groundwater
2
Purchased Groundwater
1
Water Source

Where Oakland's water comes from

Groundwater

Oakland'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 4,560 people through 3 water systems.

Local Hydrology

Water bodies near Oakland

Oakland is located near 1 notable water body. These water bodies contribute to the regional watershed and may indirectly affect groundwater quality.

Logan Creek Near Uehling, Nebr.
river
Infrastructure

Water systems serving Oakland

System Name PWSID Population Source
LOGAN EAST RURAL WATER SYSTEM NE3120658 3,000 GW
OAKLAND, CITY OF NE3102101 1,300 GW
WAU COL RWS - EAST SIDE NE3121337 260 GWP
Regional Comparison

How Oakland compares

Full Nebraska rankings →

Oakland's score of 84.5/100 is above the average of 66/100 among major Nebraska cities. It outscores 10 of 10 nearby cities.

Oakland (this city)
84.5
Omaha
56.5
Lincoln
56.5
Kearney
70
Nebraska avg
66
City Profile

About Oakland, NE

Economic Profile
$66,406
Median Income
$129,963
Median Home Value
$594/mo
Median Rent
0%
Unemployment
Community
40.8
Median Age
642
People / sq mi
23.5%
College Educated
72.2%
Homeownership
Share this reportHelp others learn about their water quality
WhatsAppXFacebookLinkedInEmail

Frequently asked questions

Is Oakland, NE tap water safe to drink?

Oakland's water quality earned a grade of B+ (84.5/100). The water generally meets EPA standards and is considered safe for consumption. The city ranks #141 out of 200 cities tested in Nebraska.

What contaminants are in Oakland's water?

Lead was measured at 2.7 ppb (90th percentile). 7 violations are on record.

How is Oakland'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 Oakland?

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

Where does Oakland's water come from?

Oakland's water is sourced from Groundwater. The city has 3 water systems serving approximately 4,560 residents.

What health violations has Oakland's water system had?

Oakland has 5 health-based violations on record. The most recent violation was recorded in October 2024. Health-based violations mean the water exceeded EPA maximum contaminant levels (MCLs) for a regulated substance. 2 violations remain unresolved.

Is Oakland's groundwater at risk of contamination?

Oakland 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 7 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 Oakland's water compare to other cities?

Oakland ranks #141 out of 200 cities in Nebraska (better than 30% of state cities) and #5851 out of 15744 cities nationally (63th percentile). The grade of B+ reflects the combined assessment of violation history, lead and copper levels, PFAS contamination, and regulatory compliance.