Drinking water quality · 2024
· Verified
What's in Granite Mhp, MD tap water
9 contaminants were measured in the Granite Mhp, MD water system's 2024 annual report. Each is shown below against its federal limit.
- Reporting year
- 2024
- Contaminants measured
- 9
- Over federal limit
- 0
- Approaching the limit
- 0
- Service area
- MD
Where your water comes from · EPA SDWIS
Granite Mhp, MD's drinking water comes from ground water, drawn from 2 sources.
Source
- WELL 1 BA810968
- LITTLE SPRING
Treatment
- SPRING 1
- WELL - SECTION B AND C
Distribution
Historical readings · EPA Six-Year Review (2012–2019)
1 contaminant historically over EPA limits in Granite Mhp, MD
Every U.S. public water system reports compliance-monitoring data to EPA. The Six-Year Review releases the 2012–2019 window as a single dataset — here's what your system reported, year by year. Values shown are the highest detection per analyte per year, compared to the federal MCL.
| Contaminant | Worst detection | EPA limit | Years (2012–2019) |
|---|---|---|---|
GROSS BETA worst: 2018 | 13.5 mrem/yr 3.4× | 4 mrem/yr | '13'14'17'18 |
GROSS ALPHA worst: 2018 | 11.4 pCi/L within | 15 pCi/L | '13'14'17'18'19 |
NITRATE worst: 2018 | 4.5 mg/L within | 10 mg/L | '12'13'14'15'16'17'18'19 |
RADIUM 226 228 worst: 2014 | 2.2 pCi/L within below national p90 | 5 pCi/L | '13'14'18'19 |
BARIUM worst: 2014 | 0.21 mg/L within near national p90 | 2 mg/L | '14'17 |
SELENIUM worst: 2014 | 0.0014 mg/L within | 0.05 mg/L | '14 |
CHLOROFORM worst: 2013 | 0.0006 mg/L | — | '13'14'16'17'18'19 |
Disinfectants
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| ChlorineA disinfectant added to drinking water to kill bacteria and viruses. | 1.3 mg/LReported levelSystem-wide | 4 mg/LMCLG | Within the limit |
Metals
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| CopperA metal that enters water from corroding household plumbing. | 0.097 mg/L90th percentileAt the tap | 1.3 mg/LMCLG | Within the limit |
| LeadA toxic metal that leaches into water from old service lines, solder, and plumbing fixtures. | 4.4 ug/L90th percentileAt the tap | 0 ug/LMCLG | Detected — no federal limit |
Inorganic chemicals
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| FluorideA mineral often added to drinking water to help prevent tooth decay. | 0.25 ug/LReported levelSystem-wide | 4 ug/LMCLG | Within the limit |
Radionuclides
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| Combined RadiumCombined radium-226 and radium-228 — naturally occurring radioactive elements. | 4–4 pCi/LReported levelSystem-wide | 0 pCi/LMCLG | Detected — no federal limit |
People also ask about Granite Mhp, MD's water
+Is Granite Mhp, MD tap water safe to drink in 2024?
Every one of the 9 contaminants measured in Granite Mhp, MD's 2024 Consumer Confidence Report is below its federal limit. "Safe" under the EPA's drinking-water standards is health-based, not aesthetic — but by those standards, no measured contaminant in this report exceeds its enforceable threshold. Individual health concerns (e.g. immunocompromised, infant, pregnancy) may warrant additional filtering regardless of compliance.
+What contaminants are in Granite Mhp, MD tap water?
9 contaminants were measured in Granite Mhp, MD's 2024 Consumer Confidence Report, spanning metals, radionuclides, and inorganic chemicals. 9 have an enforceable federal limit; the rest are detected but unregulated. Every measured value, in the utility's own units, is on this page.
+Where does the data on this page come from?
Every value is transcribed from Granite Mhp, MD's 2024 Consumer Confidence Report — the annual drinking-water report every U.S. public water utility is required by federal law to publish. The original source document is archived and viewable on this site. A water-quality report covers an entire service area, not a single address.
+How often is Granite Mhp, MD's water quality data updated?
Each U.S. public water utility publishes one Consumer Confidence Report per year, covering the prior calendar year's measurements. This page reflects the 2024 report; a new report will replace it once the utility publishes its next annual update.