01The verdict: is Jekyll Island water safe?
Jekyll Island's tap water meets most EPA standards but has areas that warrant attention. With a grade of A (90.2/100), some contaminant levels or compliance issues suggest that residents may benefit from additional filtration. The city's 2 water systems serve approximately 2,083 residents using groundwater (wells).
2 unresolved violations on record
EPA records show open compliance items for this system. Most are administrative, but unresolved items are worth watching.
See what was cited ↓Top half in Georgia
Jekyll Island ranks #29 of 372 graded Georgia cities.
See the comparison ↓Check back after the next refresh
EPA data updates on a rolling basis; we fold in new samples and violations every month.
Get alerts ↓Jekyll Island's drinking water received a grade of A (90.2 out of 100), indicating excellent water quality. The city's 2 water systems serve approximately 2,083 residents using groundwater.
Lead levels were measured at 7.8 ppb (90th percentile), which is within EPA limits but above recommended levels. This system has not yet been tested for PFAS under the EPA UCMR 5 program. The system has 10 violations on record, including 2 health-based violations. 2 remain unresolved.
Jekyll Island ranks #29 out of 372 cities in Georgia for water quality, placing it one of the best in the state. Jekyll Island 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. While lead levels are within EPA limits, they are above the recommended 5 ppb threshold that health organizations consider ideal. A point-of-use filter adds an extra layer of protection. As a small community water system, Jekyll Island may have fewer resources for advanced treatment technologies and infrastructure upgrades compared to larger utilities.
02What's in Jekyll Island's water
Every contaminant flagged in Jekyll Island, on one shared scale: distance to its own legal limit. The red line is the limit — anything past it is out of compliance, and the closer a bar gets, the less headroom the system has.
Full contaminants report
| Contaminant | Detected Level | EPA Limit | Unit | Category | Status |
|---|---|---|---|---|---|
| Lead (90th percentile) LeadHeavy Metal A toxic heavy metal that can leach into drinking water from older pipes, solder, and fixtures. No amount of lead in water is considered safe. Health EffectsBrain and nervous system damage in children, kidney damage, high blood pressure, and reproductive problems in adults. EPA Limit15 ppb action level Common SourcesCorrosion of lead pipes, lead solder, brass faucets, and household plumbing. | 7.8 | 15 | ppb | Inorganic | Safe |
Cities ranked by 90th-percentile lead PF PFAS in Georgia
Cities ranked by compounds detected Cu Copper in Georgia
Cities ranked by 90th-percentile copper
03Jekyll Island's ten-year track record
Each box is one year. A green check means no EPA violations; a numbered badge counts that year's violations — red if any were health-based, amber if they were monitoring or paperwork issues. The system has 10 violations on record, including 2 health-based violations. 2 remain unresolved.
All ten of the last ten years were clean — no EPA violations recorded for Jekyll Island.
▼ Down 7 ppb since 2002. Latest reading: 0 ppb (2025) — 0% of the action level. Sampled at higher-risk homes (90th percentile).
04Where Jekyll Island's water comes from
Jekyll Island's drinking water is drawn from underground aquifers through wells.
Groundwater
Underground aquifers reached by wells — naturally filtered, but can carry minerals like arsenic and nitrate.
Local treatment
Groundwater generally needs less treatment — typically disinfection and, where needed, mineral removal.
2 systems
2 water systems, operated under local government ownership.
2,083 people
Residents served across Jekyll Island's service area.
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 2,083 people through 2 water systems.
| System name | PWSID | Population | Source |
|---|---|---|---|
| JEKYLL ISLAND AUTHORITY | GA1270028 | 2,083 | Groundwater |
| HELVESTON OAKS SUBDIVISION | GA1270054 | 52 | Groundwater |
05Pressure on Jekyll Island's watershed
Outside forces that shape what reaches the treatment plant. None of these is a verdict on the tap by itself — but each adds pressure worth knowing about.
Industrial discharge
4 facilities within 10 miles reported 162k lb released to surface water in the latest EPA Toxics Release Inventory. Proximity doesn't equal tap contamination — treatment and hydrology decide — but it's pressure on the watershed.
Superfund proximity
1 National Priorities List site within 10 miles. Proximity does not necessarily indicate tap-water contamination — the connection depends on hydrology and treatment.
Drought
Glynn County is in D1 (moderate drought) per the U.S. Drought Monitor (week of Jul 2026). Drought can raise disinfection-byproduct levels and taste/odor issues as utilities draw from lower reservoirs.
06How Jekyll Island compares
Scores for nearby Georgia cities on one line, with the average marked.
dashed line = Georgia average (61/100)
Jekyll Island scores 90.2/100 — above the Georgia average of 61/100. It outscores 10 of 10 nearby cities. Full Georgia rankings →
37.2 / 100BMarietta, GA
82.2 / 100BDecatur, GA
84.8 / 100FAlpharetta, GA
41.4 / 100BMorrow, GA
83.6 / 100BCanton, GA
75.6 / 100
Compare all cities in the county — grades, violations, and contaminant data side by side.→
07What to do at home
Steps matched to what testing actually found in Jekyll Island's water — not generic advice.
Filter drinking & cooking water
Basic carbon filter for extra protection. Lead detected at 7.8 ppb
Compare tested filters →Flush taps & check your service line
Lead leaches from pipes as water sits. Run cold water 30 seconds before drinking (especially mornings), and ask the utility whether your address still has a lead service line.
Lead risks explained →Watch for Jekyll Island alerts
We refresh EPA data monthly and surface new violations, advisories, and boil-water notices for your county on this page.
All water alerts →Frequently asked questions
Is Jekyll Island, GA tap water safe to drink?
Jekyll Island's water quality earned a grade of A (90.2/100). The water generally meets EPA standards and is considered safe for consumption. The city ranks #29 out of 372 cities tested in Georgia.
What contaminants are in Jekyll Island's water?
Lead was measured at 7.8 ppb (90th percentile). 10 violations are on record.
How is Jekyll Island'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 Jekyll Island?
While lead levels are within EPA limits, a filter adds extra protection. Based on current data, basic filtration should suffice for additional peace of mind.
Where does Jekyll Island's water come from?
Jekyll Island's water is sourced from Groundwater. The city has 2 water systems serving approximately 2,083 residents.
What health violations has Jekyll Island's water system had?
Jekyll Island has 2 health-based violations on record. The most recent violation was recorded in June 2014. Health-based violations mean the water exceeded EPA maximum contaminant levels (MCLs) for a regulated substance. 2 violations remain unresolved.
Is Jekyll Island's groundwater at risk of contamination?
Jekyll Island 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 10 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 Jekyll Island's water compare to other cities?
Jekyll Island ranks #29 out of 372 cities in Georgia (better than 92% of state cities) and #2347 out of 15382 cities nationally (85th percentile). The grade of A reflects the combined assessment of violation history, lead and copper levels, PFAS contamination, and regulatory compliance.