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Satellite view of Long Green Creek

Long Green Creek

River

Live flow only — judge the water in person

Use caution

Live flow only — judge the water in person: live streamflow is available but no water-temperature sensor is nearby.

  • Live streamflow is available but no water-temperature sensor is nearby.
  • Flow is below the 25th percentile for Aug 22 (median 5 ft³/s over 50 years).
Use cautionGood conditions todaycamping-nearby

stream in Baltimore County, Maryland, United States of America

Interactive map not available

Live flow only — judge the water in person

Use caution

Live flow only — judge the water in person: live streamflow is available but no water-temperature sensor is nearby.

  • Live streamflow is available but no water-temperature sensor is nearby. USGS gauge 01584050, as of Aug 22, 10:15 AM gauge-local time
  • Flow is below the 25th percentile for Aug 22 (median 5 ft³/s over 50 years). USGS daily streamflow statistics, as of Aug 22, 10:15 AM gauge-local time
  • Heavy rain today can raise bacteria levels near outfalls and river mouths.
Streamflow
3 ft³/s
discharge
Gage height
0.98 ft
water level

Flow is low for this date — below the 25th percentile for Aug 22 (median 5 ft³/s over 50 years).

No official beach-advisory feed for Maryland yet — follow posted signs and local guidance.

Live, provisional data from USGS gauge LONG GREEN CREEK AT GLEN ARM, MD (1.5 mi away), as of Aug 22, 10:15 AM gauge-local time.

Weather at Long Green Creek

H: 71° L: 64°
Light drizzle
Light drizzle
70°
|
Feels like 71°
Precipitation
91%
Humidity
85%
Wind
9 mph
UV Index
1.2
Water Conditions:
🏊Cool but swimmable🌧️Rain expected
12 AM
Overcast
67°
3 AM
Overcast
65°
6 AM
Overcast
69°
9 AM
Patchy rain nearby
71°
12 PM
Light rain
70°
3 PM
Moderate rain
69°
6 PM
Moderate rain
69°
9 PM
Moderate rain
69°

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Frequently asked questions

Where is Long Green Creek?
Long Green Creek is a river in Maryland.
Can you swim at Long Green Creek?
Live flow only — judge the water in person: live streamflow is available but no water-temperature sensor is nearby. Checked August 22, 2026.
What amenities does Long Green Creek have?
Visitor-listed amenities at Long Green Creek include camping-nearby.

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Best Times to Visit

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Good conditions for visiting
🌊 Rivers & Streams Tips:
  • Check water levels and current conditions before visiting
  • Wear life jackets when on the water
  • Be aware of rapids and potential hazards
  • Respect private property along riverbanks
Best Seasons:
☀️ Summer (Jun-Aug)🍂 Fall (Sep-Nov)🌸 Spring (Mar-May)

Location & Contact

Maryland

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Amenities

Camping nearby