HILLSBOROUGH R AB CRYSTAL SPR NEAR ZEPHYRHILLS FL
USGS 02301990 · Florida · reports discharge (live), gauge height
USGS 02301990 · Florida · reports discharge (live), gauge height
What the agencies suggest
Carry a pocket thermometer to monitor water temperatureNational Park Service
General guidance from the readings and the published lines named above, not a fishing forecast. Local rules and closures come first.
Reading Nov 5, 11:15 PM EST · provisional USGS data
Above normal for Nov 5 Steady · 24 h
Discharge, last 7 days: 169 readings from Oct 30, 12:15 AM EDT to Nov 5, 11:15 PM EST; ranging 20.4 to 79.6 ft³/s; latest 72.9 ft³/s; shaded band: typical range (25th–75th percentile) for each date.
USGS provisional data may be revised. Source: USGS instantaneous values.
| Time | Discharge (ft³/s) | Gauge height (ft) | Normal, 25th–75th (ft³/s) |
|---|---|---|---|
| Nov 5, 11:15 PM EST | 72.9 | 53.4 | 15–34 |
| Nov 5, 10:15 PM EST | 72.9 | 53.4 | 15–34 |
| Nov 5, 9:15 PM EST | 72.9 | 53.4 | 15–34 |
| Nov 5, 8:15 PM EST | 72.9 | 53.4 | 15–34 |
| Nov 5, 7:15 PM EST | 72.9 | 53.4 | 15–34 |
| Nov 5, 6:15 PM EST | 72.9 | 53.4 | 15–34 |
| Nov 5, 5:15 PM EST | 72.9 | 53.4 | 15–34 |
| Nov 5, 4:15 PM EST | 72.9 | 53.4 | 15–34 |
| Nov 5, 3:15 PM EST | 72 | 53.4 | 15–34 |
| Nov 5, 2:15 PM EST | 72 | 53.4 | 15–34 |
| Nov 5, 1:15 PM EST | 72 | 53.4 | 15–34 |
| Nov 5, 12:15 PM EST | 72.9 | 53.4 | 15–34 |
| Nov 5, 11:15 AM EST | 72 | 53.4 | 15–34 |
| Nov 5, 10:15 AM EST | 72 | 53.4 | 15–34 |
| Nov 5, 9:15 AM EST | 72 | 53.4 | 15–34 |
| Nov 5, 8:15 AM EST | 72 | 53.4 | 15–34 |
| Nov 5, 7:15 AM EST | 72 | 53.4 | 15–34 |
| Nov 5, 6:15 AM EST | 72 | 53.4 | 15–34 |
| Nov 5, 5:15 AM EST | 72 | 53.4 | 15–34 |
| Nov 5, 4:15 AM EST | 72 | 53.4 | 15–34 |
| Nov 5, 3:15 AM EST | 71.1 | 53.4 | 15–34 |
| Nov 5, 2:15 AM EST | 71.1 | 53.4 | 15–34 |
| Nov 5, 1:15 AM EST | 71.1 | 53.4 | 15–34 |
| Nov 5, 12:15 AM EST | 71.1 | 53.4 | 15–34 |
| Nov 4, 11:15 PM EST | 71.1 | 53.4 | 14–31 |
| Nov 4, 10:15 PM EST | 71.1 | 53.4 | 14–31 |
| Nov 4, 9:15 PM EST | 71.1 | 53.4 | 14–31 |
| Nov 4, 8:15 PM EST | 71.1 | 53.4 | 14–31 |
| Nov 4, 7:15 PM EST | 70.2 | 53.4 | 14–31 |
| Nov 4, 6:15 PM EST | 70.2 | 53.4 | 14–31 |
| Nov 4, 5:15 PM EST | 70.2 | 53.4 | 14–31 |
| Nov 4, 4:15 PM EST | 70.2 | 53.4 | 14–31 |
| Nov 4, 3:15 PM EST | 70.2 | 53.4 | 14–31 |
| Nov 4, 2:15 PM EST | 70.2 | 53.4 | 14–31 |
| Nov 4, 1:15 PM EST | 71.1 | 53.4 | 14–31 |
| Nov 4, 12:15 PM EST | 71.1 | 53.4 | 14–31 |
| Nov 4, 11:15 AM EST | 71.1 | 53.4 | 14–31 |
| Nov 4, 10:15 AM EST | 71.1 | 53.4 | 14–31 |
| Nov 4, 9:15 AM EST | 71.1 | 53.4 | 14–31 |
| Nov 4, 8:15 AM EST | 71.1 | 53.4 | 14–31 |
| Nov 4, 7:15 AM EST | 72 | 53.4 | 14–31 |
| Nov 4, 6:15 AM EST | 72 | 53.4 | 14–31 |
| Nov 4, 5:15 AM EST | 72 | 53.4 | 14–31 |
| Nov 4, 4:15 AM EST | 72 | 53.4 | 14–31 |
| Nov 4, 3:15 AM EST | 72 | 53.4 | 14–31 |
| Nov 4, 2:15 AM EST | 72 | 53.4 | 14–31 |
| Nov 4, 1:15 AM EST | 72.9 | 53.4 | 14–31 |
| Nov 4, 12:15 AM EST | 72.9 | 53.4 | 14–31 |
| Nov 3, 11:15 PM EST | 72.9 | 53.4 | 15–34 |
| Nov 3, 10:15 PM EST | 72.9 | 53.4 | 15–34 |
| Nov 3, 9:15 PM EST | 73.8 | 53.4 | 15–34 |
| Nov 3, 8:15 PM EST | 73.8 | 53.4 | 15–34 |
| Nov 3, 7:15 PM EST | 74.7 | 53.4 | 15–34 |
| Nov 3, 6:15 PM EST | 74.7 | 53.4 | 15–34 |
| Nov 3, 5:15 PM EST | 74.7 | 53.4 | 15–34 |
| Nov 3, 4:15 PM EST | 75.7 | 53.5 | 15–34 |
| Nov 3, 3:15 PM EST | 76.6 | 53.5 | 15–34 |
| Nov 3, 2:15 PM EST | 76.6 | 53.5 | 15–34 |
| Nov 3, 1:15 PM EST | 77.6 | 53.5 | 15–34 |
| Nov 3, 12:15 PM EST | 77.6 | 53.5 | 15–34 |
| Nov 3, 11:15 AM EST | 78.6 | 53.5 | 15–34 |
| Nov 3, 10:15 AM EST | 78.6 | 53.5 | 15–34 |
| Nov 3, 9:15 AM EST | 79.6 | 53.5 | 15–34 |
| Nov 3, 8:15 AM EST | 79.6 | 53.5 | 15–34 |
| Nov 3, 7:15 AM EST | 79.6 | 53.5 | 15–34 |
| Nov 3, 6:15 AM EST | 79.6 | 53.5 | 15–34 |
| Nov 3, 5:15 AM EST | 79.6 | 53.5 | 15–34 |
| Nov 3, 4:15 AM EST | 79.6 | 53.5 | 15–34 |
| Nov 3, 3:15 AM EST | 79.6 | 53.5 | 15–34 |
| Nov 3, 2:15 AM EST | 78.6 | 53.5 | 15–34 |
| Nov 3, 1:15 AM EST | 78.6 | 53.5 | 15–34 |
| Nov 3, 12:15 AM EST | 77.6 | 53.5 | 15–34 |
| Nov 2, 11:15 PM EST | 76.6 | 53.5 | 15–33 |
| Nov 2, 10:15 PM EST | 74.7 | 53.4 | 15–33 |
| Nov 2, 9:15 PM EST | 72.9 | 53.4 | 15–33 |
| Nov 2, 8:15 PM EST | 71.1 | 53.4 | 15–33 |
| Nov 2, 7:15 PM EST | 69.3 | 53.4 | 15–33 |
| Nov 2, 6:15 PM EST | 67.5 | 53.4 | 15–33 |
| Nov 2, 5:15 PM EST | 65.8 | 53.3 | 15–33 |
| Nov 2, 4:15 PM EST | 63.3 | 53.3 | 15–33 |
| Nov 2, 3:15 PM EST | 61.6 | 53.3 | 15–33 |
| Nov 2, 2:15 PM EST | 60 | 53.3 | 15–33 |
| Nov 2, 1:15 PM EST | 58.5 | 53.3 | 15–33 |
| Nov 2, 12:15 PM EST | 56.2 | 53.2 | 15–33 |
| Nov 2, 11:15 AM EST | 54 | 53.2 | 15–33 |
| Nov 2, 10:15 AM EST | 51.1 | 53.2 | 15–33 |
| Nov 2, 9:15 AM EST | 47.1 | 53.1 | 15–33 |
| Nov 2, 8:15 AM EST | 42.7 | 53 | 15–33 |
| Nov 2, 7:15 AM EST | 36.9 | 52.9 | 15–33 |
| Nov 2, 6:15 AM EST | 32.3 | 52.8 | 15–33 |
| Nov 2, 5:15 AM EST | 28.2 | 52.7 | 15–33 |
| Nov 2, 4:15 AM EST | 25.6 | 52.7 | 15–33 |
| Nov 2, 3:15 AM EST | 24.8 | 52.7 | 15–33 |
| Nov 2, 2:15 AM EST | 24.4 | 52.7 | 15–33 |
| Nov 2, 1:15 AM EST | 24 | 52.6 | 15–33 |
| Nov 2, 12:15 AM EST | 24 | 52.6 | 15–33 |
| Nov 1, 11:15 PM EST | 24 | 52.6 | 15–35 |
| Nov 1, 10:15 PM EST | 24 | 52.6 | 15–35 |
| Nov 1, 9:15 PM EST | 23.7 | 52.6 | 15–35 |
| Nov 1, 8:15 PM EST | 23.7 | 52.6 | 15–35 |
| Nov 1, 7:15 PM EST | 23.7 | 52.6 | 15–35 |
| Nov 1, 6:15 PM EST | 23.3 | 52.6 | 15–35 |
| Nov 1, 5:15 PM EST | 21.8 | 52.6 | 15–35 |
| Nov 1, 4:15 PM EST | 21.5 | 52.6 | 15–35 |
| Nov 1, 3:15 PM EST | 21.1 | 52.6 | 15–35 |
| Nov 1, 2:15 PM EST | 20.4 | 52.5 | 15–35 |
| Nov 1, 1:15 PM EST | 20.4 | 52.5 | 15–35 |
| Nov 1, 12:15 PM EST | 20.4 | 52.5 | 15–35 |
| Nov 1, 11:15 AM EST | 20.4 | 52.5 | 15–35 |
| Nov 1, 10:15 AM EST | 20.4 | 52.5 | 15–35 |
| Nov 1, 9:15 AM EST | 20.4 | 52.5 | 15–35 |
| Nov 1, 8:15 AM EST | 20.8 | 52.6 | 15–35 |
| Nov 1, 7:15 AM EST | 20.8 | 52.6 | 15–35 |
| Nov 1, 6:15 AM EST | 20.8 | 52.6 | 15–35 |
| Nov 1, 5:15 AM EST | 20.8 | 52.6 | 15–35 |
| Nov 1, 4:15 AM EST | 20.8 | 52.6 | 15–35 |
| Nov 1, 3:15 AM EST | 20.8 | 52.6 | 15–35 |
| Nov 1, 2:15 AM EST | 20.8 | 52.6 | 15–35 |
| Nov 1, 1:15 AM EST | 20.8 | 52.6 | 15–35 |
| Nov 1, 1:15 AM EDT | 21.1 | 52.6 | 15–35 |
| Nov 1, 12:15 AM EDT | 21.1 | 52.6 | 15–35 |
| Oct 31, 11:15 PM EDT | 21.1 | 52.6 | 15–37 |
| Oct 31, 10:15 PM EDT | 20.8 | 52.6 | 15–37 |
| Oct 31, 9:15 PM EDT | 20.8 | 52.6 | 15–37 |
| Oct 31, 8:15 PM EDT | 20.8 | 52.6 | 15–37 |
| Oct 31, 7:15 PM EDT | 20.8 | 52.6 | 15–37 |
| Oct 31, 6:15 PM EDT | 20.8 | 52.6 | 15–37 |
| Oct 31, 5:15 PM EDT | 20.8 | 52.6 | 15–37 |
| Oct 31, 4:15 PM EDT | 21.1 | 52.6 | 15–37 |
| Oct 31, 3:15 PM EDT | 21.1 | 52.6 | 15–37 |
| Oct 31, 2:15 PM EDT | 21.1 | 52.6 | 15–37 |
| Oct 31, 1:15 PM EDT | 21.1 | 52.6 | 15–37 |
| Oct 31, 12:15 PM EDT | 21.5 | 52.6 | 15–37 |
| Oct 31, 11:15 AM EDT | 21.5 | 52.6 | 15–37 |
| Oct 31, 10:15 AM EDT | 21.5 | 52.6 | 15–37 |
| Oct 31, 9:15 AM EDT | 21.5 | 52.6 | 15–37 |
| Oct 31, 8:15 AM EDT | 21.5 | 52.6 | 15–37 |
| Oct 31, 7:15 AM EDT | 21.5 | 52.6 | 15–37 |
| Oct 31, 6:15 AM EDT | 21.8 | 52.6 | 15–37 |
| Oct 31, 5:15 AM EDT | 21.8 | 52.6 | 15–37 |
| Oct 31, 4:15 AM EDT | 21.8 | 52.6 | 15–37 |
| Oct 31, 3:15 AM EDT | 21.8 | 52.6 | 15–37 |
| Oct 31, 2:15 AM EDT | 21.8 | 52.6 | 15–37 |
| Oct 31, 1:15 AM EDT | 21.8 | 52.6 | 15–37 |
| Oct 31, 12:15 AM EDT | 21.8 | 52.6 | 15–37 |
| Oct 30, 11:15 PM EDT | 21.8 | 52.6 | 16–41 |
| Oct 30, 10:15 PM EDT | 21.8 | 52.6 | 16–41 |
| Oct 30, 9:15 PM EDT | 21.8 | 52.6 | 16–41 |
| Oct 30, 8:15 PM EDT | 21.8 | 52.6 | 16–41 |
| Oct 30, 7:15 PM EDT | 21.8 | 52.6 | 16–41 |
| Oct 30, 6:15 PM EDT | 22.2 | 52.6 | 16–41 |
| Oct 30, 5:15 PM EDT | 22.2 | 52.6 | 16–41 |
| Oct 30, 4:15 PM EDT | 22.2 | 52.6 | 16–41 |
| Oct 30, 3:15 PM EDT | 22.2 | 52.6 | 16–41 |
| Oct 30, 2:15 PM EDT | 22.2 | 52.6 | 16–41 |
| Oct 30, 1:15 PM EDT | 22.2 | 52.6 | 16–41 |
| Oct 30, 12:15 PM EDT | 22.5 | 52.6 | 16–41 |
| Oct 30, 11:15 AM EDT | 22.5 | 52.6 | 16–41 |
| Oct 30, 10:15 AM EDT | 22.5 | 52.6 | 16–41 |
| Oct 30, 9:15 AM EDT | 22.5 | 52.6 | 16–41 |
| Oct 30, 8:15 AM EDT | 22.5 | 52.6 | 16–41 |
| Oct 30, 7:15 AM EDT | 22.5 | 52.6 | 16–41 |
| Oct 30, 6:15 AM EDT | 22.5 | 52.6 | 16–41 |
| Oct 30, 5:15 AM EDT | 22.5 | 52.6 | 16–41 |
| Oct 30, 4:15 AM EDT | 22.5 | 52.6 | 16–41 |
| Oct 30, 3:15 AM EDT | 22.9 | 52.6 | 16–41 |
| Oct 30, 2:15 AM EDT | 22.9 | 52.6 | 16–41 |
| Oct 30, 1:15 AM EDT | 22.9 | 52.6 | 16–41 |
| Oct 30, 12:15 AM EDT | 22.9 | 52.6 | 16–41 |
Map of USGS gauge 02301990 and the river around it
Where HILLSBOROUGH R AB CRYSTAL SPR NEAR ZEPHYRHILLS FL sits, with 8 other gauges on the same river.
Normal for Nov 5: 15–34 ft³/s (middle half of 37 years of record). Now: 72.9 ft³/s, above normal.
Above normal for this date. 72.9 ft³/s is between the 75th and 90th percentiles of daily mean flow for Nov 5 at this gauge over 37 years of record (1990–2026): 10th 12, 25th 15, median 24, 75th 34, 90th 87 ft³/s.
Daily means on record for Nov 5: lowest 6.7 ft³/s, highest 415 ft³/s.
Classes as USGS labels them (hyswap: flow categories (WDFN_stats schema) (U.S. Geological Survey) ); percentiles from the USGS daily statistics (U.S. Geological Survey) (approved daily means; the reading is provisional and instantaneous).
Steady over 24 hours (+2.5% discharge). Rising or falling means a change of more than 10% in discharge (or 0.2 ft of gauge height) over 24 hours; our rule of thumb, not a USGS class.
No current water-temperature reading at this gauge, so no temperature guidance is given. Take a stream thermometer. Florida Fish and Wildlife Conservation Commission publishes no water-temperature line for trout anglers that we found. The lines below are the National Park Service's, federal guidance, not a Florida rule: 68°F.
Species list not on file for this gauge. Check the Florida Fish and Wildlife Conservation Commission: Florida freshwater fishing sites and forecasts · Florida saltwater recreational fishing regulations.
Turn Around Don't Drown. “A mere 6 inches of fast-moving flood water can knock over an adult.” No flow number makes a crossing safe; if in doubt, stay out.
Turn Around Don't Drown (National Weather Service)Guidance from the readings above and the published thresholds named with each line; not a fishing forecast, a safety guarantee or a statement about access. Local rules and closures come first.
The National Weather Service has no flood-stage gauge here, so no official flood category is shown.
Checked Nov 5, 11:37 PM EST; readings refresh at most every 15 minutes and statistics daily. Provisional USGS data can be revised. Conditions change: re-check before you go. This is general guidance, not a fishing forecast, a safety guarantee or a statement about access.