Pasadena Hills, FL tap water
Supplied mostly by Pasco County Utilities - Pasco County Regional Water System, plus 2 other utilities. Here's what the water means for your fish.
Disinfectant
Chlorine or chloramine
Utilities here use chlorine or chloramine, depending on which one serves your address. Chlorine slowly gases off from standing water; chloramine doesn't.
Safety for fish and shrimp
Nitrite (NO₂)
Up to 0.15 ppm (Worth knowing)
Typical 0.15 ppm
Some nitrite shows up in this tap water, which can happen in chloramine systems, and it goes into the tank with each water change.
From Pasco County Utilities - Pasco County Regional Water System's 2024 water quality report; EPA monitoring data (2012–2024).
Nitrate (NO₃)
Up to 15 ppm (Low)
Typical 6.3 ppm
Water changes can't take your tank's nitrate below this level.
From Pasco County Utilities - Pasco County Regional Water System's 2024 water quality report; EPA monitoring data (2012–2024).
Copper at home taps (first draw)
0.97 ppm (High)
The 90th percentile of first-draw samples from homes: water that sat in household pipes for at least six hours.
Shrimp and snails are sensitive to copper. Water that sits in household pipes picks up the most; it drops once the tap has run for a minute.
Published by your utility: Pasco County Utilities - Pasco County Regional Water System's 2024 water quality report.
Water chemistry
General hardness
Not published yet
We haven't found this number yet. A drop test kit gives you your exact reading.
Carbonate hardness (alkalinity)
Supplier's figure98–187 ppm
Typical 142 ppm
Strong buffering. pH stays steady and hard to lower without RO water.
From the utility that supplies yours: Tampa Bay Water -Cypress Creek and Tampa Bay Water Reg. Surface Water Plant, which supplies Pasco County Utilities - Pasco County Regional Water System (2019).
pH
7–8.2
Typical 7.7
Most community fish do well here. Stable water matters more than the exact number.
From EPA monitoring data (2014–2017).
Who supplies Pasadena Hills, FL
- 2024 water quality report
Pasco County Utilities - Pasco County Regional Water System
Serves 44% of residents · Buys water from Tampa Bay Water -Cypress Creek · Chloramine
City of Zephyrhills
Serves 22% of residents · Groundwater (wells) · Chlorine
Dade City Water Dept
Serves 10% of residents · Groundwater (wells) · Chlorine
Our data comes from public records and is still incomplete. Many utilities don't publish every number, so we're adding more all the time. Your city's range is a starting point: testing your own tap is the only way to know exactly what's in it.
Tap water lookup covers US cities only for now. Want to know why it matters? Read our story on tap water.
Compiled by Shoal & Stem from public records. Free to cite with a link.