Gunpowder Falls Near Parkton flow report
As of July 13, 2026, Gunpowder Falls Near Parkton is flowing at 163 cfs with a gage height of 2.21 ft. Source: USGS gauge #01581920, refreshed throughout the day.
Historical Data
Gunpowder Falls Near Parkton at a glance
How Gunpowder Falls Near Parkton is running right now, where it sits on the map, and the key gauge stats.
Gunpowder Falls Near Parkton is flowing at 163 cfs, with the water sitting 2.21 ft at the gage.
This is USGS gauge #01581920 in Maryland. Over the past 10 days the average has been 162 cfs, peaking at 166 cfs.
Over the next 5 days, Gunpowder Falls Near Parkton is expected to recede from today's 163 cfs, toward roughly 117 cfs by 2026-07-18 (likely range 59-236 cfs) -- about normal for the date.
For real-time updates and historical context, see the realtime view or the historical comparison. Browse other gauges in the Maryland flow report.
Streamflow Forecast
Powered by PULSE — Snoflo’s Predictive Unified Learning & Simulation Engine, which learns from how this river has answered every past storm, snowmelt, and dry spell to forecast where it’s headed with a precision generic models can’t match.
How does this compare to past years?
Year-over-year overlay, annual peak discharge, the full distribution of daily flows on record, and the gauge's rating curve.
Weather Forecast
Next 5 days, hour by hour
Temperature line with weather symbols on top, snow + rain accumulation as columns, humidity as a dotted line.
5-day forecast table
Every 3 hours, broken out across temperature, snow, rain, humidity, and wind.
| Time | Condition | Temp (°F) | Snow (in) | Rain (in) | Humidity (%) | Wind (mps) | Wind dir |
|---|---|---|---|---|---|---|---|
| Loading detailed forecast… | |||||||
15-day forecast
Daily temperatures, snow, and rain projected over the next two weeks.
Gunpowder Falls Near Parkton
The primary flow provider in the area is precipitation, though there are also numerous smaller tributaries that contribute to the stream's flow. There are several dams on the Gunpowder River and its tributaries, but specific information on these structures is not readily available. Seasonally, the stream experiences higher flow during the spring months due to snowmelt and increased precipitation. One interesting fact about the hydrology of the area is that the Gunpowder River was once a major transportation route for goods and supplies in the region.
Nearby streamflow levels
Cross-check Gunpowder Falls Near Parkton's discharge against nearby gauges to spot whether the change here is local or regional.
| Gauge | Streamflow |
|---|---|
| Gunpowder Falls Near Parkton | 163 cfs |
| Beetree Run At Bentley Springs | 4 cfs |
| Little Falls At Blue Mount | 21 cfs |
| Georges Run Near Beckleysville | 5 cfs |
| Grave Run Near Beckleysville | 3 cfs |
| Gunpowder Falls At Glencoe | 190 cfs |
Nearby snowpack data
Snowpack at SNOTEL stations near Gunpowder Falls Near Parkton. Spring snowmelt is the dominant driver of streamflow in mountain basins -- a deep snowpack upstream means more runoff later in the season.
| SNOTEL station | Snowpack |
|---|---|
| Norrisville 0.6 Wsw | 0 in |
| Reisterstown Automated Coop | 0 in |
| Jarrettsville 4.2 E | 0 in |
| Cylburn Coop | 0 in |
| Eldersburg 0.9 E | 0 in |
| Hanover 3.5 Wsw | 0 in |
River levels & flood safety
- Read the level before you go
- A river that's runnable at one flow can be deadly at another. Check current discharge and gage height — like the values shown above — against the flood-stage thresholds, and remember levels can spike fast after rain or a dam release.
- Respect cold water
- Snowmelt rivers run cold even in summer. Sudden immersion triggers cold-water shock and saps strength within minutes. Wear a PFD, dress for the water temperature (not the air), and never wade or paddle alone.
- Watch for swiftwater hazards
- Strainers (downed trees), undercut rocks, and low-head dams are the deadliest features on moving water. High, fast, muddy water hides them. If in doubt, scout from shore and portage.
- Mind flash floods & releases
- Narrow canyons can flood from a storm miles upstream, and dam-controlled reaches can rise without warning. Know the forecast, the release schedule, and your exit before you launch.
Track Gunpowder Falls Near Parkton in the Snoflo app
Save this gauge as a favorite, set push alerts when streamflow crosses a threshold (e.g. "alert me when Gunpowder Falls Near Parkton crosses 5,000 cfs"), and Snoflo's iOS app will push the moment USGS reports the crossing.
About Gunpowder Falls Near Parkton
Where does the streamflow data for Gunpowder Falls Near Parkton come from?
Discharge, gage height, and water temperature come directly from the USGS streamflow gauge 01581920. Snoflo refreshes the time series throughout the day. Forecasts come from the NOAA / yr.no feed Snoflo's iOS app uses.
How often is the report updated?
USGS gauges report continuously (typically every 15 minutes). Snoflo pulls fresh values throughout the day — look for the "as of" timestamp on the streamflow hero card.
What's the difference between discharge and gage height?
Discharge (cubic feet per second, or cfs) is the volume of water flowing past the gauge each second. Gage height is how high the water sits at the gauge (feet). They're related by a rating curve specific to each gauge — higher water means more flow, but the exact ratio depends on channel shape.
How is "percent of median" calculated?
Today's discharge is compared to the historical median discharge on this calendar day across the gauge's full record. 100% = right on median; 200% = a very high year; 30% = a drought-level low.
What are flood stages, and is this river safe right now?
Flood stages are NWS-defined gage-height thresholds — Action, Minor, Moderate, Major — marking when nearby roads or floodplains start to be affected. "Safe" depends on your activity and skill: a level that's a fun paddle for an expert can be lethal for a wader. Always check the current level against the thresholds above and the safety links, and when in doubt, stay off the water.
Can I get alerts when Gunpowder Falls Near Parkton rises?
Yes — flow alerts are managed in the Snoflo iOS app. Favorite this gauge, set a streamflow threshold (e.g. "alert me when discharge crosses 5,000 cfs"), and you'll get a push the moment USGS reports the crossing.
Access the free Gunpowder Falls Near Parkton report
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