Stennis Space Center

Published drinking-water records and contacts for Stennis Space Center. System MS0230015. Review sources and dates; not a real-time water assessment.

System ID: MS0230015
State or territory: MS
Published population served: 4700
System type (source code): CWS

Published records and dates

PFAS / lithium (EPA UCMR 5): 240 — 2023-04-10 – 2023-10-17
Lead and copper monitoring summaries: 17 — 1992-07-01 – 2024-12-31
Mississippi selected chemical sample panels: 75 — 2026-09-15 – 2026-09-15

Missing records here do not mean the provider did not test. Published records are not a real-time assessment of your tap water.

Published testing results

Selected recent records are shown below. Different sampling locations and dates are not interchangeable. These excerpts are not a complete testing history.

“<” means below the stated reporting limit, not zero. A reported measurement alone is not a safety verdict. Read an example

EPA UCMR 5 — most recent imported sample per substance
Substance	Published result	Reporting limit	Sample date	Sampling location
11Cl-PF3OUdS	< 0.005 µg/L	0.005 µg/L	2023-10-17	Well #4 / TF104
4:2 FTS	< 0.003 µg/L	0.003 µg/L	2023-10-17	Well #10 / TF110
6:2 FTS	< 0.005 µg/L	0.005 µg/L	2023-10-17	Well #4 / TF104
8:2 FTS	< 0.005 µg/L	0.005 µg/L	2023-10-17	Well #4 / TF104
9Cl-PF3ONS	< 0.002 µg/L	0.002 µg/L	2023-10-17	Well #10 / TF110
ADONA	< 0.003 µg/L	0.003 µg/L	2023-10-17	Well #10 / TF110
HFPO-DA	< 0.005 µg/L	0.005 µg/L	2023-10-17	Well #5 / TF105
NEtFOSAA	< 0.005 µg/L	0.005 µg/L	2023-10-17	Well #5 / TF105
NFDHA	< 0.02 µg/L	0.02 µg/L	2023-10-17	Well #11 / TF111
NMeFOSAA	< 0.006 µg/L	0.006 µg/L	2023-10-17	Well #5 / TF105
PFBA	< 0.005 µg/L	0.005 µg/L	2023-10-17	Well #4 / TF104
PFBS	< 0.003 µg/L	0.003 µg/L	2023-10-17	Well #11 / TF111
PFDA	< 0.003 µg/L	0.003 µg/L	2023-10-17	Well #4 / TF104
PFDoA	< 0.003 µg/L	0.003 µg/L	2023-10-17	Well #4 / TF104
PFEESA	< 0.003 µg/L	0.003 µg/L	2023-10-17	Well #11 / TF111
PFHpA	< 0.003 µg/L	0.003 µg/L	2023-10-17	Well #5 / TF105
PFHpS	< 0.003 µg/L	0.003 µg/L	2023-10-17	Well #4 / TF104
PFHxA	< 0.003 µg/L	0.003 µg/L	2023-10-17	Well #10 / TF110
PFHxS	< 0.003 µg/L	0.003 µg/L	2023-10-17	Well #11 / TF111
PFMBA	< 0.003 µg/L	0.003 µg/L	2023-10-17	Well #10 / TF110
PFMPA	< 0.004 µg/L	0.004 µg/L	2023-10-17	Well #5 / TF105
PFNA	< 0.004 µg/L	0.004 µg/L	2023-10-17	Well #10 / TF110
PFOA	< 0.004 µg/L	0.004 µg/L	2023-10-17	Well #11 / TF111
PFOS	< 0.004 µg/L	0.004 µg/L	2023-10-17	Well #5 / TF105
PFPeA	< 0.003 µg/L	0.003 µg/L	2023-10-17	Well #4 / TF104
PFPeS	< 0.004 µg/L	0.004 µg/L	2023-10-17	Well #4 / TF104
PFTA	< 0.008 µg/L	0.008 µg/L	2023-10-17	Well #11 / TF111
PFTrDA	< 0.007 µg/L	0.007 µg/L	2023-10-17	Well #11 / TF111
PFUnA	< 0.002 µg/L	0.002 µg/L	2023-10-17	Well #5 / TF105
lithium	< 9 µg/L	9 µg/L	2023-10-17	Well #4 / TF104

Download all EPA UCMR 5 records (CSV)

Lead and copper: 90th-percentile summaries

These describe a monitoring period across sampled locations, not the result at your home. How to read the 90th percentile

Eight most recent imported monitoring summaries
Substance	Published 90th percentile	Monitoring period	Source quarter
Lead (PB90)	0.005 mg/L	2022-01-01 – 2024-12-31	2026Q3
Lead (PB90)	0.0029 mg/L	2020-01-01 – 2022-12-31	2026Q3
Lead (PB90)	0.0029 mg/L	2019-01-01 – 2021-12-31	2026Q3
Lead (PB90)	0.002 mg/L	2017-01-01 – 2019-12-31	2026Q3
Lead (PB90)	0.002 mg/L	2016-01-01 – 2018-12-31	2026Q3
Lead (PB90)	0.0037 mg/L	2014-01-01 – 2016-12-31	2026Q3
Lead (PB90)	0.0039 mg/L	2013-01-01 – 2015-12-31	2026Q3
Lead (PB90)	0.0059 mg/L	2011-01-01 – 2013-12-31	2026Q3

Twelve most recent imported state laboratory records
Substance	Published result	Sample date	Location / source
NITRATE-NITRITE	< .05 mg/L	2026-09-15	TF110 / Mississippi selected chemical sample panels
NITRATE	< .05 mg/L	2026-09-15	TF110 / Mississippi selected chemical sample panels
NITRITE	< .05 mg/L	2026-09-15	TF110 / Mississippi selected chemical sample panels
1,2,4-TRICHLOROBENZENE	< .5 µg/L	2026-09-15	TF110 / Mississippi selected chemical sample panels
CIS-1,2-DICHLOROETHYLENE	< .5 µg/L	2026-09-15	TF110 / Mississippi selected chemical sample panels
XYLENES, TOTAL	< 1 µg/L	2026-09-15	TF110 / Mississippi selected chemical sample panels
DICHLOROMETHANE	< 1 µg/L	2026-09-15	TF110 / Mississippi selected chemical sample panels
O-DICHLOROBENZENE	< .5 µg/L	2026-09-15	TF110 / Mississippi selected chemical sample panels
P-DICHLOROBENZENE	< .5 µg/L	2026-09-15	TF110 / Mississippi selected chemical sample panels
VINYL CHLORIDE	< .5 µg/L	2026-09-15	TF110 / Mississippi selected chemical sample panels
1,1-DICHLOROETHYLENE	< .5 µg/L	2026-09-15	TF110 / Mississippi selected chemical sample panels
TRANS-1,2-DICHLOROETHYLENE	< .5 µg/L	2026-09-15	TF110 / Mississippi selected chemical sample panels

State sampling points can include untreated water. Publisher qualifiers and units are retained; consult the full source notes before interpreting a record.

Download state records with source notes (CSV)

Published compliance history

0 imported records. Status is as recorded in the source; historical records are not current advisories. Missing records do not establish that no violations occurred.

Source dates and refresh checks

A refresh check is not a sample date. Publication periods, sample dates and checks are shown separately.

EPA SDWIS lead/copper summaries and service areas — source period: — – —; last checked: 2026-10-17
EPA SDWIS contacts and compliance records — source period: — – —; last checked: 2026-10-17
EPA UCMR 5 sample results — source period: 2023-01-03 – 2026-06-17; last checked: 2026-10-17
Mississippi selected chemical sample panels — last successful check: 2026-10-17

Administrative contact (EPA filing)

Tubbs, Michael: 228-688-1268

An administrative filing contact may not be a customer-service line. Confirm current contact details with the provider.

Official state resources · How to read these records