Tap Water Results

Is Jenks, OK tap water safe?

Data: U.S. EPA · How we read the data · How we check it

Summary

No federal limits exceeded in EPA data for Jenks Public Works Authority.

2 public water systems serve parts of Jenks. The largest, Jenks Public Works Authority, serves 16,924 people. Your water bill names your system.

Largest system

Jenks Public Works Authority

16,924 people · Purchased surface water · EPA ID OK3007201

Buys treated water from Tulsa Water System.

PFASHighest averageLimitStatus
PFOA
Not detected
–4 pptNot detected
PFOS
Not detected
–4 pptNot detected
PFHxS
Not detected
–10 pptNot detected
PFNA
Not detected
–10 pptNot detected
HFPO-DA (GenX)
Not detected
–10 pptNot detected

ppt = parts per trillion. "Highest average" is the highest average at any of the system's entry points, the way EPA compares results with the limits.

Lead: 1.1 ppb at the 90th percentile (Dec 2023, and 9 in 10 homes sampled were at or below it) Below action level
Health-based violations since 2016: 0

Across Oklahoma, 8 of 167 water systems EPA tested had PFAS above a 2024 federal limit, and 5 systems were above the lead action level in results from the last five years. Oklahoma results.

Jenks homes and lead pipes

16%
of homes built before 1980 (Oklahoma 49%, US 50%)
1%
built before 1950 (Oklahoma 12%)
23%
of households rent (Oklahoma 34%)

Lead service lines and lead solder were allowed until 1986, so homes from before then are the ones to check. How to check your own line.

Housing: Census American Community Survey 2020–2024 5-year estimates for Jenks city (tables B25034, B25003). Estimates for small places have a margin of error.

Other water systems serving Jenks

  • Creek County Rural Water District # 2
    12,788 people · Purchased surface water · Oklahoma · reported ZIPs here
    Total trihalomethanes (TTHM) violations

How nearby cities compare

CityMain water systemPFASLead (90th pct.)
Bixby 7 mi
Bixby Public Works Authority
Bixby Public Works AuthorityNone above limits1.4 ppb
Tulsa 10 mi
Tulsa Water System
Tulsa Water SystemNone above limits1.53 ppb
Broken Arrow 11 mi
Broken Arrow Municipal Authority
Broken Arrow Municipal AuthorityAbove limit0 ppb
Owasso 21 mi
Washington County Rural Water District #3 (New,#1)
Washington County Rural Water District #3 (New,#1)None above limits0 ppb
Muskogee 39 mi
Muskogee Municipal Authority
Muskogee Municipal AuthorityNone above limits5.4 ppb
Bartlesville 51 mi
Bartlesville Water System
Bartlesville Water SystemNone above limits3.6 ppb
Jenks ZIP codes (1)
  • 74037

Questions

Is Jenks tap water safe to drink?

Jenks Public Works Authority has had no health-based violations since 2016. Utility data can't show lead from your own pipes: if your home was built before 1986, test your tap. Your utility's annual Consumer Confidence Report is the official summary.

Who supplies water in Jenks, OK?

2 public water systems serve parts of Jenks. The largest is Jenks Public Works Authority (16,924 people). Your water bill names your system. The EPA ID is also on your utility's Consumer Confidence Report.

Does Jenks tap water have PFAS?

None detected above EPA's reporting limits. Jenks Public Works Authority had no PFAS detected in EPA's 2023–2025 testing. "Not detected" means below the reporting limit (about 2 to 20 ppt), not proven zero.

Do Jenks homes have lead pipes?

Census estimates put 16% of Jenks homes as built before 1980 (Oklahoma: 49%). Lead service lines and lead solder were allowed until 1986, so older homes are more likely to have them. Jenks Public Works Authority's service line inventory says what your line is made of. The only way to know for your home is to check the line where it enters the house and test your tap.

Source: U.S. EPA drinking water records and PFAS testing (UCMR 5). How we read the data.