Drinking water quality · 2022
· Verified
What's in Calif State Polytechnical Univ - Pomona — Pomona, Ca, CA tap water
19 contaminants were measured in the Calif State Polytechnical Univ - Pomona — Pomona, Ca, CA water system's 2022 annual report. Each is shown below against its federal limit.
- Reporting year
- 2022
- Contaminants measured
- 19
- Over federal limit
- 0
- Approaching the limit
- 1
- Service area
- CA
Disinfection byproducts
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| TTHMTotal trihalomethanes — a group of four chemicals (including chloroform) formed when chlorine reacts with natural organic matter. | 73.75 ug/LRunning annual avgCPP System | None set | Approaching the limit |
+By source (2)— CPP System, MWD Supply
| |||
| HAA5Haloacetic acids — a group of five disinfection byproducts formed when disinfectants react with organic matter. | 11.5 ug/LRunning annual avgCPP System | None set | Within the limit |
+By source (2)— CPP System, MWD Supply
| |||
| PerchlorateA chemical used in rocket fuel and fireworks that can also form during disinfection. | 2.46 ug/LAverageCPP System | None set | Detected — no federal limit |
+By source (2)— CPP System, MWD Supply
| |||
Other
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| Chlorine Total | 2.5 mg/LAverageMWD Supply | None set | Within the limit |
+By source (2)— MWD Supply, CPP System
| |||
| Tce | Not detected ug/LRangeMWD Supply | None set | None detected |
+By source (2)— MWD Supply, CPP System
| |||
Inorganic chemicals
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| NitrateA compound from fertilizer runoff, septic systems, and erosion of natural deposits. | 5.2 mg/LAverageCPP System | 10 mg/LMCL | Within the limit |
+By source (2)— CPP System, MWD Supply
| |||
| FluorideA mineral often added to drinking water to help prevent tooth decay. | 0.7 mg/LAverageMWD Supply | 4 mg/LMCL | Within the limit |
+By source (2)— Health Effects, MWD Supply
| |||
Metals
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| LeadA toxic metal that leaches into water from old service lines, solder, and plumbing fixtures. | 2.5 ug/L90th percentileCPP System | None set | Within the limit |
+By source (2)— CPP System, MWD Supply
| |||
| CopperA metal that enters water from corroding household plumbing. | 160 ug/L90th percentileCPP System | None set | Within the limit |
+By source (2)— CPP System, MWD Supply
| |||
| ArsenicA naturally occurring element that also enters water from industry and agriculture. | Not detected ug/LAverageMWD Supply | None set | None detected |
| BariumA metal from erosion of natural deposits and industrial discharge. | Not detected ug/LRangeMWD Supply | None set | None detected |
| Chromium, TotalTotal chromium — the sum of all chromium forms, from natural deposits and industrial discharge. | Not detected ug/LAverageMWD Supply | None set | None detected |
| AluminumA common element sometimes used as a treatment coagulant. | 115 ug/LAverageMWD Supply | None set | Detected — no federal limit |
| BoronA naturally occurring element from rock and soil. | 140 ug/LAverageMWD Supply | 1 ug/LNL | Detected — no federal limit |
Microbial
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| Total ColiformA group of bacteria used as an indicator of overall water-system sanitation. | 0MaximumMWD | 0Public health goal | None detected |
+By source (2)— MWD, Cpp
| |||
| Escherichia coli (E. coli)Escherichia coli — bacteria found in the gut of humans and animals. | 0–2023MaximumMWD | 0Public health goal | Detected — no federal limit |
+By source (2)— MWD, Cpp
| |||
Radionuclides
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| Gross AlphaGross alpha particle activity — a combined measure of alpha-emitting radioactive substances. | Not detected pCi/LAverageMWD Supply | 15 pCi/LMCL | None detected |
| Gross Beta Particle ActivityGross beta particle activity — a combined measure of beta-emitting radioactive substances. | 6 pCi/LAverageMWD Supply | None set | Detected — no federal limit |
| UraniumA naturally occurring radioactive metal from erosion of natural deposits. | Not detected pCi/LAverageMWD Supply | 20 pCi/LMCL | Detected — no federal limit |
People also ask about Calif State Polytechnical Univ - Pomona — Pomona, Ca, CA's water
+Is Calif State Polytechnical Univ - Pomona — Pomona, Ca, CA tap water safe to drink in 2022?
Every one of the 19 contaminants measured in Calif State Polytechnical Univ - Pomona — Pomona, Ca, CA's 2022 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 Calif State Polytechnical Univ - Pomona — Pomona, Ca, CA tap water?
19 contaminants were measured in Calif State Polytechnical Univ - Pomona — Pomona, Ca, CA's 2022 Consumer Confidence Report, spanning metals, disinfection byproducts, and radionuclides. 7 have an enforceable federal limit; the rest are detected but unregulated. Every measured value, in the utility's own units, is on this page.
+Are any contaminants in Calif State Polytechnical Univ - Pomona — Pomona, Ca, CA tap water approaching the federal limit?
One contaminant is between 80% and 100% of the federal limit in this report: TTHM. Approaching means measured but not in violation — a margin that can close quickly if conditions change.
+Where does the data on this page come from?
Every value is transcribed from Calif State Polytechnical Univ - Pomona — Pomona, Ca, CA's 2022 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 Calif State Polytechnical Univ - Pomona — Pomona, Ca, CA'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 2022 report; a new report will replace it once the utility publishes its next annual update.