Drinking water quality · 2024
What's in City of Cambridge, MD tap water
15 contaminants were measured in the City of Cambridge, MD water system's 2024 annual report. Each is shown below against its federal limit.
- Reporting year
- 2024
- Contaminants measured
- 15
- Over federal limit
- 0
- Approaching the limit
- 0
- Service area
- MD
Where your water comes from · EPA SDWIS
City of Cambridge, MD's drinking water comes from ground water, drawn from 9 sources.
Source
- WASHINGTON 3 DO731028
- NATHANS 3 DO720014
- STONE BOUNDARY 2 DO720006
- STONE BOUNDARY 3 DO730182
- + 5 more
Treatment
- GLASGOW WTP WELL 2
- NATHANS ST. WTP WELL 1A 2A 3 4
- STONE BOUNDARY WTP-S.B. 1,2,3
- + 1 more
Distribution
Compliance history
Federal Safe Drinking Water Act violation & enforcement records (EPA SDWIS). A violation is a regulatory determination by the state or EPA — separate from the measured levels above.
Disinfection byproducts
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| HAA5Haloacetic acids — a group of five disinfection byproducts formed when disinfectants react with organic matter. | 0–25.2 ug/LRangeSystem-wide | None set | Within the limit |
| TTHMTotal trihalomethanes — a group of four chemicals (including chloroform) formed when chlorine reacts with natural organic matter. | 9.8–26 ug/LRangeSystem-wide | None set | Within the limit |
Disinfectants
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| ChlorineA disinfectant added to drinking water to kill bacteria and viruses. | 0.1–1.6 mg/LRangeSystem-wide | None set | Within the limit |
Inorganic chemicals
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| FluorideA mineral often added to drinking water to help prevent tooth decay. | 1.2 mg/LReported levelSystem-wide | 4 mg/LMCL | Within the limit |
| NitrateA compound from fertilizer runoff, septic systems, and erosion of natural deposits. | Not detected mg/LReported levelSystem-wide | 10 mg/LMCL | None detected |
Metals
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| LeadA toxic metal that leaches into water from old service lines, solder, and plumbing fixtures. | 4.1 ug/L90th percentileAt the tap | None set | Within the limit |
| ArsenicA naturally occurring element that also enters water from industry and agriculture. | 1.5 ug/LReported levelSystem-wide | None set | Within the limit |
| CopperA metal that enters water from corroding household plumbing. | 0.18 mg/L90th percentileAt the tap | 1.3 mg/LAction level | Within the limit |
| BariumA metal from erosion of natural deposits and industrial discharge. | 0.0053 mg/LReported levelSystem-wide | 2 mg/LMCL | Within the limit |
| NickelA metal from natural deposits and industrial discharge. | Not detected mg/LReported levelSystem-wide | None set | None detected |
| LithiumA naturally occurring element found in some groundwater. | 0–15.8 ug/LRangeSystem-wide | None set | Detected — no federal limit |
| SodiumA naturally occurring salt component. | 139 mg/LReported levelSystem-wide | None set | Detected — no federal limit |
Other
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| Chromium | 0.0043–0.0056 mg/LRangeSystem-wide | None set | Within the limit |
Radionuclides
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| Combined RadiumCombined radium-226 and radium-228 — naturally occurring radioactive elements. | Not detected pCi/LReported levelSystem-wide | 5 pCi/LMCL | None detected |
| Gross Beta Particle ActivityGross beta particle activity — a combined measure of beta-emitting radioactive substances. | 8.9 pCi/LReported levelSystem-wide | None set | Detected — no federal limit |
People also ask about City of Cambridge, MD's water
+Is City of Cambridge, MD tap water safe to drink in 2024?
Every one of the 15 contaminants measured in City of Cambridge, 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 City of Cambridge, MD tap water?
15 contaminants were measured in City of Cambridge, MD's 2024 Consumer Confidence Report, spanning metals, disinfection byproducts, and inorganic chemicals. 5 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 City of Cambridge, 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 City of Cambridge, 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.