Station Name: EB White Clay Creek Trib near London Grove, PA
Data Source: Water Data - usgc.gov

Elevation Above Sea Level: 361 feet / 110 meters

Nearest Address:
999 Spencer Rd
Avondale, PA 19311
Chester County

GPS Coordinates: 39.8584423, -75.7832743

Nearby Water Temperatures

Coastal Flood Advisory issued October 12 at 4:32PM EDT until October 13 at 11:00PM EDT by NWS Mount Holly NJ

Effective: Sun October 12, 2025, 4:32 PM
Expires: Mon October 13, 2025, 7:00 AM

* WHAT...Up to one foot of inundation above ground level in low- lying areas near shorelines and tidal waterways. * WHERE...In New Jersey, Gloucester, Camden and Northwestern Burlington. In Pennsylvania, Delaware, Philadelphia and Lower Bucks. * WHEN...From 2 PM this afternoon to 11 PM EDT Monday. * IMPACTS...At this level, flooding begins on the most vulnerable roads along tidal waterways. Some partial or full road closures are possible.

A Coastal Flood Advisory means that minor tidal flooding is expected. Minor tidal flooding often results in some road closures. Usually, the most vulnerable roadways will flood. Do not leave your vehicle at a location that is prone to tidal flooding. Do not drive your vehicle through flood waters. The water may be deeper than you think it is. You will be putting yourself in danger and your vehicle may be damaged, leading to costly repairs. Visit the National Water Prediction Service at https://water.noaa.gov/wfo/phi for additional water level and flood impact information for your local tide gauge.

Coastal Flood Advisory issued October 12 at 9:30PM EDT until October 13 at 11:00PM EDT by NWS Mount Holly NJ

Effective: Sun October 12, 2025, 9:30 PM
Expires: Mon October 13, 2025, 10:00 AM

* WHAT...Up to one foot of inundation above ground level in low- lying areas near shorelines and tidal waterways. * WHERE...In New Jersey, Gloucester, Camden and Northwestern Burlington. In Pennsylvania, Delaware, Philadelphia and Lower Bucks. * WHEN...Until 11 PM EDT Monday. * IMPACTS...At this level, flooding begins on the most vulnerable roads along tidal waterways. Some partial or full road closures are possible.

A Coastal Flood Advisory means that minor tidal flooding is expected. Minor tidal flooding often results in some road closures. Usually, the most vulnerable roadways will flood. Do not leave your vehicle at a location that is prone to tidal flooding. Do not drive your vehicle through flood waters. The water may be deeper than you think it is. You will be putting yourself in danger and your vehicle may be damaged, leading to costly repairs. Visit the National Water Prediction Service at https://water.noaa.gov/wfo/phi for additional water level and flood impact information for your local tide gauge.

Coastal Flood Warning issued October 12 at 4:32PM EDT until October 13 at 9:00PM EDT by NWS Mount Holly NJ

Effective: Sun October 12, 2025, 4:32 PM
Expires: Mon October 13, 2025, 7:00 AM

* WHAT...One to two feet of inundation above ground level in low- lying areas near shorelines and tidal waterways. * WHERE...In Delaware, New Castle. In New Jersey, Salem. * WHEN...Until 9 PM EDT Monday. * IMPACTS...At this level, widespread roadway flooding occurs along tidal waterways. Some roads become impassable. Minor damage to vulnerable structures may begin to occur. * ADDITIONAL DETAILS...A strong coastal storm will impact the region Sunday through Monday. Moderate coastal flood impacts are likely. Interests along Delaware Bay and its tidal tributaries should remain alert for forecast updates regarding this potentially coastal flood event.

A Coastal Flood Warning means that moderate or major tidal flooding is occurring or imminent. Be prepared for rising water levels and take appropriate action to protect life and property. Follow the recommendations of local emergency management officials. Do not drive your vehicle through flood waters. The water may be deeper than you think it is. You will be putting yourself in danger and your vehicle may be damaged, leading to costly repairs. Visit the National Water Prediction Service at https://water.noaa.gov/wfo/phi for additional water level and flood impact information for your local tide gauge.

Coastal Flood Warning issued October 12 at 9:30PM EDT until October 13 at 9:00PM EDT by NWS Mount Holly NJ

Effective: Sun October 12, 2025, 9:30 PM
Expires: Mon October 13, 2025, 10:00 AM

* WHAT...One to two feet of inundation above ground level in low- lying areas near shorelines and tidal waterways. * WHERE...In Delaware, New Castle. In New Jersey, Salem. * WHEN...Until 9 PM EDT Monday. * IMPACTS...At moderate level, widespread roadway flooding occurs along tidal waterways. Some roads become impassable. Minor damage to vulnerable structures may begin to occur. * ADDITIONAL DETAILS...A strong coastal storm will impact the region through Monday. Moderate coastal flood impacts are likely during the Monday afternoon/evening high tide. Interests along Delaware Bay and its tidal tributaries should remain alert for forecast updates during this coastal flood event.

A Coastal Flood Warning means that moderate or major tidal flooding is occurring or imminent. Be prepared for rising water levels and take appropriate action to protect life and property. Follow the recommendations of local emergency management officials. Do not drive your vehicle through flood waters. The water may be deeper than you think it is. You will be putting yourself in danger and your vehicle may be damaged, leading to costly repairs. Visit the National Water Prediction Service at https://water.noaa.gov/wfo/phi for additional water level and flood impact information for your local tide gauge.