Date | Company | City, County | Chemical | Amount | Cause | Medium | Notes |
1/31/2005 | Norfolk Southern | East Deer, Allegheny | Hydrogen Fluoride | 10,000-20,000 gal | Railroad | Water | Train car carrying anhydrous hydrogen fluoride derailed into Allegheny River, releasing the gas into the river |
5/8/2004 | Honeywell | Marcus Hook, Delaware | Fluosulfonic Acid | Unknown | Unknown | Air | Leakage from the process area at the facility |
7/02/2002 | General Chemical | Marcus Hook, Delaware | Fluorosulfonic Acid | Unknown | Unknown | Land/Air | Release occured during the loading of a railcar. Release from both car and loading equipment, resulting in release of vapor cloud. |
6/18/2002 | Airborn Express | Media, Delaware | Fluoropolymer Resin | 225 gal | Unknown | Water (wetland) | Caller reported a release from commericial truck due to puncture in container inside vehicle caused by unknown source. |
8/1/2001 | Osran Sylvania | Wellsboro, Tioga | Hydrofluoric Acid | 170 gal | Equipment Failure (pipeline) | Land | The caller stated that an above-ground pipeline broke at a joint, the cause is unknown. |
3/16/2001 | | I-90 between exits 7 and 8, Erie | p-Bromofluorobenzene | 10 gal | Transportation Accident | Land | The caller is reporting a vehicle accident when a passenger van slid out of control in the east bound lane, crossed the median and into the on coming tanker truck. the tanker truck then swerved and rolled over into the median. 1 person hospitalized |
12/1/2000 | Verdict Chemical Company | Philadelphia, Philadelphia | Ammonium Silicofluoride | | Abandoned Chemical Drums | | 200 drums/500-1000 laboratory containers of hazardous susbstances in condemned building (2314 N. American St), including Acetone, Ammonium Hydroxide, Ethyl Acetate, and Para-Dichlorobenzene. |
10/20/2000 | General Chemical Corp. | Marcus Hook, Delaware | Hydrogen Fluoride | Unknown | Equipment Failure | Air | a rupture disk blew on a storage tank; 1 person hospitalized |
8/4/2000 | General Chemical Corp. | Marcus Hook, Delaware | Hydrogen Fluoride | 1 lb | Equipment Failure | Air | the material released while performing maintenace on a rail car unloading line; 6 people hospitalized |
8/21/2000 | | Easton, Northampton | Trichlorofluoromethane | Unknown | Dumping | Public Sewer System | Unknown amounds of 1-Ethyl-2-Methyl Benzene, Ethyl Benzene, Isoprotyl Benzene, Zylene and other unknown solvents were also dumped. The caller suspects that a unknown party is dumping unknown solvents into the municipal water system. |
4/19/2000 | Jessop Steel Company | Washington, Washington | Nitric Acid, Hydrofluoric Acid and water mixture | 50 gal | Equipment Failure | Water | material was being transferred from process tub to vacuum box which had developed a leak |
3/25/2000 | Cabot Performance Materials | Boyertown, Berks | Hydrofluoric Acid | 400 lbs | Equipment Failure | Water | Process tank has crack.; 3 people hospitalized. |
3/16/2000 | Allegheny Ludlum | Washington, Washington | Hydrofluoric Acid | Unknown | Unknown | Water (Chartiers Creek) | An unknown about of Nitric Acid also leaked. The material released from an above ground waste acid storage tank due to a leak. The cause of the leak has not been determined. |
12/11/1999 | Tosco Refinery | Trainer, Delaware | Hydrofluoric Acid | Unknown | Unknown | Air | process line / release occured due to unknown causes; Plants emergency response team is responding. County emergency management team is investigating. |
7/19/1999 | Allied Chemical | Marcus Hook, Delaware | Boron Trifluoride | Unknown | Equipment Failure | Air | a leak in a pressure gage release got worse at 6:30pm |
6/7/1999 | Gessup Steel? | Smithton, Washington | Hydrofluoric Acid | Unknown | Transportation Accident | Roadway / Storm Drain / Water | Exit 23, I-70 Eastbound; tractor trailer tanker truck / a hole in the cargo tank developed due to unknown cause |
4/5/1999 | Air Products & Chemicals | Tamaqua, Schuylkill | Fluorine | 18 lbs | Equipment failure | Air | Fluorine production plant / tube failure |
1/11/1999 | Armco Steel | Butler, Butler | Hydrofluoric Acid | 400 gal | Operator Error | Water | spilled into water storm drain to Connoquenessing Creek; storage tank overflowed while contractor transferred material from a tank truck / tank is not DOT regulated |
6/7/1998 | Hamilton Precision Metals | Lancaster, Lancaster | Hydrofluoric Acid | Unknown | Equipment Failure | | evaporator tank / pump seal ruptured / tank is not DOT regulated |
3/20/1998 | Hercules Inc. | West Elizabeth, Allegheny | Boron Trifluoride | 50 lbs | Unknown | Air | tube trailer / hook up with cylinders came loose for unknown reasons causing release producing white cloud visible for 3 plus miles |
1/29/1998 | Cabot Performance Materials | Boyertown, Berks | Hydrofluoric Acid | 3 gal | Operator Error | Land | also spilled 5 gallons of sulfuric acid; above ground processing tank/ tank was being taken out of service by cutting up tank when rainwater got into tank and leached out material |
10/4/1997 | Angelica Textile Serv. Inc | Philadelphia, Philadelphia | Ammonium Silicofluoride | 0 gal | Operator Error | Land | ammonium silicofluoride tank / sodium hypochlorite tank / the two products were mixed together / bubbled out of tank; injuries were treated and released |
10/21/1996 | Cabot Performance Materials | Boyertown, Berks | Hydrofluorozirconic Acid (pH 1) | 55 gal | | Land (Concrete) | 55 gal plastic drum leaked material |
9/14/1996 | City Water Treatment Plan | Pittsburgh, Allegheny | Hydrofluorosilicic Acid (25%?) | 100 gal or 833 lbs (later found to be 5,000-7,000 gallons) | Reported As "Unknown" (Really, The Tank Split) | Water | Huge Fluoride Spill in Pittsburgh (article) |
5/29/1996 | Cabot Performance Materials | Boyertown, Berks | Hydrofluoric Acid | 100 gal or 900 lbs | | | Hydrofluoric Acid spill |
5/27/1996 | Cabot Performance Materials | Boyertown, Berks | Hydrofluoric Acid | 100 gal or 900 lbs | Equipment Failure (Storage Tank / Valve Failure) | Land | |
10/24/1995 | Trinity Industries | Greenville, Mercer | Hydrofluoric Acid | Unknown | Operator Error | ? | |
10/1/1994 | | Tionesta, Forest | Dichlorodifluoromethane | Unknown | | Ground Water - Peters Run | wet weather spring and rain run off//material is released by rain water; caller has found 116 dead animals in his yard |
9/12/1994 | BP Refinery | Trainer, Delaware | Hydrofluoric Acid | 100 lbs | | Cooling Water Tower | heat exchanger//leaked due to a tube failure; neutralized material with soda ash and lime |
8/26/1994 | Allegheny Ludlum | Leechburg, Armstrong | Hydrofluoric Acid | 50 gal or 450 lbs | Equipment Failure | Water | above ground storage tank above ground storage tank//leaked due to a hole |
1/6/1994 | Plymouth Mobil Wash, Inc. | Philadelphia, Philadelphia | Hydrofluoric Acid | Unknown | Operator Error | Air | aluminum trailers washing outside trailers and allowing to run-off |
1/17/1994 | Cabot Performance Materials | Boyertown, Berks | 3% Hydrofluoric And 1% Sulfuric | 500 gal or 4,950 lbs | Improper Maintenance Of Plant Piping | Land | flange on 3" waste acid line flange open due to maintenance work; material mixed with water. will notify the DER and LEPC |
12/4/1993 | Atlas Photo & Grave | Philadelphia, Philadelphia | Trifluorochloroethylene | Unknown | Equipment Failure | On-Site | dumping in sewer & dumpster; release lasted less than two minutes |
8/5/1993 | Conrail | Allentown, Lehigh | Fluosulfonic Acid | 1 gal or 14 lbs | Operator Error | Land | tank car dome mat'l spilled from top of car in the process of moving the tank car to another location / process known as "humping" |
8/12/1993 | Conrail | Philadelphia, Philadelphia | Hydrofluoric Acid Vapor | Unknown | Equipment Failure | Air | rail car ruptured disk/vented due to pressure; a non railroad employee truck driver was taken to the hospital for observations |
5/16/1993 | Custom Compounding Corp | Aston, Delaware | Hydrogen Fluoride | 320 lbs | | Air | oven chemical reaction caused fire |
5/15/1993 | Yellow Freight Systems | Southampton Twp, ? | Fluoro Boric Acid | 45 gal | | Land | leak of hazardous material/not specified |
3/26/1993 | Allegheny Ludlum | Leechburg, Armstrong | Hydrofluoric Acid 5% | 1500 gal (300 in water) | Equipment Failure | Land / Water (Kiskiminetas River) | above ground storage tank leaked |
2/22/1993 | West Motor Freight Co. | I-78 Eastbound, Allentown, Lehigh | Trichlorofluoromethane | 50 gal or 417 lbs | Transportation Accident | Land | tank truck transport accident |
9/19/1992 | Air Products & Chemicals | Tamaqua, Schuylkill | Fluorine | 116 lbs | Operator Error | Air | tube trailer valve was opened. |
5/11/1992 | U.S. Army - Letterkenny Depot SDSLE-ENE Bldg. 663 | Chambersburg, Franklin | Dichlorodifluoromethane Gas (Freon) | 2,000 lbs | Equipment Failure (Air Conditioning System Line Broke) | Air | 7 employees evacuated; 1 employee (a painter) was taken to the clinic with complaints of headache; cost $7,074; worst case release is 2000 lbs.; company claims there were no environmental effects |
4/16/1992 | Chevron Oil Refinery | Philadelphia, Philadelphia | Hydrofluoric Acid Liquid (99%) | 2 lbs (air); 2 lbs (treatment facility) | Faulty Process Design / Equipment Failure (Process Vessel) | Air / Treatment Facility | 5 employees and 100 contractors evacuated; cost the facility $10,000; alcolation unit performing routine maintenance; the substance was a hydrofluoric acid-containing material (unk. amt. of acid). |
3/18/1992 | Air Products & Chemicals | Tamaqua, Schuylkill | Fluorine | 20 lbs | Compressor Failure - Unknown Cause | Air | |
1/3/1992 | Allegheny Ludlum | Leechburg, Armstrong | Hydrofluoric Acid | 158 lbs (air); 1,546 lbs (water) | Equipment Failure (Pipe) | Air / Water | also spilled 3,612 lbs of nitric acid; cost the facility $12,000; company claims there were no environmental effects |
11/5/1991 | Allied Signal | Marcus Hook, Delaware | Boron Trifluoride | 5 lbs | | Air / Land | |
9/26/1991 | Allied Signal | Marcus Hook, Delaware | Fluorosulfonic Acid | 10 lbs | | Land | tank car supply pump gasket failure; report recieved of a possible pipeline spill - no additional information available. see NRC case 96770 |
9/11/1991 | General Chemical Corp. | Marcus Hook, Delaware | Hydrofluoric Acid | 6 lbs | | Air | valve / operator error; release lasted for 5 minutes |
6/22/1991 | Lukens Steel | Coatesville, Chester | Hydrofluoric Acid | Unknown | | Air | storge tank/ leaking valve |
6/2/1991 | Allegheny Ludlum | Leechburg, Armstrong | Hydrofluoric Acid | Unknown | | Water (Kiskiminetas River) | pickling facility rinse water sump / pump failure; acid content of release less than 5 gallons |
2/2/1991 | Merck | Riverside, Northumberland | Chlorodifluoromethane Gas | 1250 lbs | Equipment Failure (Process Vessel) | Air | cost the facility $2,960; company claims there were no environmental effects |
11/12/1990 | Mill Service Inc. - on I-70 | Charleroi, Washington | Hydrofluoric Acid | Unknown | Transportation accident | | trailer / leaking, unknown |
8/6/1990 | Flowline Division | New Castle, Lawrence | Hydrogen Fluoride Liquid (52%) | 206 lbs (land); 103 lbs (water); 132 lbs (treatment facility) | Equipment Failure (Storage Vessel) | Land / Water / Treatment Facility | 4,457 lbs of nitric acid also spilled; the HF spill was reported differently to another federal database as 40 gal or 330 lbs; storage tank / discovered a spill release around the tank, cause is unknown; due to heavy rain, material in the water was not located. took sample of water and obtained normal pH results |
8/6/1990 | Allied Signal | Marcus Hook, Delaware | Boron Trifluoride | 3 lbs | Equipment Failure | Air | distillation column pinhole leak |
7/14/1990 | | Springfield Twp., ? | Tri-Chlorotrifluoroethane | 100 lbs | Dumping | Water | these two containers had been dumped into the brook; reporter does not know how serious the materials are |
4/30/1990 | Carpenter Insulation | Fogelsville, Lehigh | Trichlorofluoromethane | 44,000 lbs | Equipment Failure (Pipe) | Air | material released when in-line filter basket bowl ruptured due to an undetermined cause, possibly pressure build-up due to high temps; company claims there were no environmental effects |
4/27/1990 | BP Refinery | Trainer, Delaware | Hydrogen Fluoride Gas (90%) | 300 lbs | Equipment Failure | Air | HF alcalation unit/leaking gasket |
12/27/1989 | Grinnell | Columbia, Lancaster | Hydrogen Fluoride Liquid (0.022%) | 16 lbs | Equipment Failure (Pipe) | Water | hydrochloric acid also spilled |
8/9/1989 | Carpenter Technology | Reading, Berks | Hydrogen Fluoride Liquid (70%) | 4,401 lbs | Equipment Failure (Storage Vessel) | Land | caused soil contamination |
2/16/1989 | | ?, ? | Hydrofluoric Acid | Unknown | | Land | storage tank/tank had leak in liner |
12/15/1988 | Air Products & Chemicals | Manchester, York | Fluorine | Unknown | Equipment Failure - Faulty Valve | Air | Reporter claims bad health effects due to exposure to chemicals, also company failed to report release. Release alleged to exceed RQ during the time peroid. |
5/28/1988 | Ashland? | ?, ? | Hydrofluoric Acid | 200 gal or 1,648 lbs | | Land | leaking storage tank/failure of tank-coming through the sidewall of the horizontal tank; Ashland is arranging for a tank truck to remove remainder of the product in the tank;eta unknown at time of report |
5/20/1988 | | Montgomeryville, Montgomery | Hydrofluoric Acid 70% | 10 gal or 82 lbs | | Land | at Stump Rd and Route 309, rupture disk on a transport trailer/failed |
5/14/1988 | | Williamsport, Lycoming | Hydrosilicofluoric | 2 gal or 17 lbs | | Land | at Newberry Yard: 10 cars derailed, 7 empty's 2 loaded with sand, and the one car leaking is leaning and leaking out of dome |
8/3/1987 | Ashland | Easton, Northampton | Hydrogen Fluoride Vapor (92%) | 500 lbs | Equipment Failure (Storage Vessel) | Air | |
6/25/1987 | Allegheny Ludlum | Leechburg, Armstrong | Hydrofluoric Acid Solution (70%) | 15 gal or 124 lbs | | Land | hose broke while unloading from truck to tank; tank truck delivering Hydrofluoric Acid to #8 acid station storage tank/possibly break in delivery pipe. |
2/26/1987 | J&L Specialty Products | Midland, Beaver | Hydrogen Fluoride Liquid (70%) | 9,282 lbs (air) / 168 lbs (water) | Equipment Failure (Storage Vessel) | Air / Water | there were unspecified environmental effects |
12/19/1986 to 12/22/1986 | Armco Steel | Butler, Butler | Hydrogen Fluoride Liquid | 1,590 lbs | Equipment Failure (Storage Vessel) | Spilled Into Water | 1 employee injured; caused fish kills |