Terrace Pond
Passaic County, New JerseyView mapDirections
NJDEP publishes the water-quality measurements for Terrace Pond. Here is what has been measured.
- Impaired · Temperature
- Limited data
Terrace Pond in Passaic County, New Jersey has water-quality measurements published by NJDEP, shown here as reported. Water clarity: 14.1 ft visibility. Phosphorus: 70 µg/L. Chlorophyll-a (algae): 1.8 µg/L.
Terrace Pond is a lake in Passaic County, New Jersey.
Source: EPA Water Quality Portal sampling records, your state environmental agency, last sampled 2024-08-14. Methodology: how these readings are compared.
What Terrace Pond is good for
From access and monitoring records, not editorial picks.
- Clear water14.1 ft of visibility
Swimming conditions
No readingLimited data
Nutrient and algae readings are not a swimming clearance. Terrace Pond is listed impaired under Clean Water Act §303(d) (IR 5) for temperature. Check local advisories before you swim.
Whether Terrace Pond is safe to swim in today is a call for the New Jersey Department of Environmental Protection and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Terrace Pond
These are the measurements NJDEP publishes for Terrace Pond, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
Good clarity, visible to about 14.1 ft. Phosphorus 70 µg/L. Chlorophyll-a 1.8 µg/L. TSI 47.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 14.1ft | Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer. |
| Total phosphorus | 70µg/L | Measured, not scored The nutrient that most limits algae growth in freshwater. More phosphorus, more algae potential. |
| Chlorophyll-a (algae) | 1.8µg/L | Measured, not scored The green pigment in algae — a direct measure of how much algae is in the water. |
| Trophic state (TSI)Carlson's 0–100 index of how much algae a lake can support, from clarity, phosphorus and chlorophyll-a. | 47 | Mesotrophic OligotrophicMesotrophicEutrophicHypereutrophic |
Moderate nutrients, good water quality
Ask about Terrace Pond
Answers come straight from the public measurements and survey records on this page.
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Fishing Terrace Pond
EPA Impairment Status
Terrace Pond is officially listed as impaired under Clean Water Act §303(d) in the 2022 EPA reporting cycle (IR category 5).
Causes of impairment
Designated uses not supporting: Aquatic life.
Source: EPA ATTAINS assessment unit NJ02030103070020-01 · Official waterbody report
Nearby Lakes in Passaic County
Frequently asked questions about Terrace Pond
Where is Terrace Pond?
- Terrace Pond is a lake in Passaic County, New Jersey. Its water-quality measurements are published by NJDEP and shown on this page as reported.
What is the water quality of Terrace Pond?
- Terrace Pond in Passaic County, New Jersey has water-quality measurements published by NJDEP, shown here as reported. Water clarity: 14.1 ft visibility. Phosphorus: 70 µg/L. Chlorophyll-a (algae): 1.8 µg/L.
Is Terrace Pond safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Terrace Pond is listed impaired under Clean Water Act §303(d) (IR 5) for temperature. Check local advisories before you swim.
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Where this data comes from
4 measurements from 1 monitoring station, 2024. Retrieved from the EPA Water Quality Portal on 2026-08-21.
Collected and reported by
- NJDEP Bureau of Freshwater and Biological Monitoring
NJDEP_BFBM4 samples · 2024
Analytical methods
- Phosphorus by Colorimetry
- 445.0 ~ EPA; Chlorophyll and Pheophytin in Algae by Fluorescence
Monitoring station identifiers (1)
EPA condition classes from the National Lakes Assessment (EPA 841-R-24-006, Table 6-3), applied by ecoregion. See where the data comes from and data sources.
Other records on this page
Impairment status from EPA ATTAINS 303(d) database