about this participant:

Kathy Fowler, a broadcast journalist from Rockville, MD, participated in the 2005 biomonitoring investigation entitled "EWG Study #3, industrial chemicals and pesticides in adults." She gave blood for the study at age 36.


Rockville, MD

Participant's groups:

Women of Childbearing Age, Female, Adult


EWG Study #3, industrial chemicals and pesticides in adults

health & safety concerns:
chemicals found in this person
Brain and nervous system172
Immune system (including sensitization and allergies)158
Reproduction and fertility53
Gastrointestinal (including liver)38
Birth defects and developmental delays13
Endocrine system1
Kidney and renal system1

picture of Kathy Fowler

Participant: Kathy Fowler
Found 187.16666666667-256 of 413 tested chemicals

Kathy Fowler's blood contained 187.16666666667-256 of 413 industrial compounds, pollutants and other chemicals tested, including chemicals linked to brain and nervous system toxicity, immune system toxicity, and reproductive toxicity and fertility problems.

Summary of chemicals found in Kathy Fowler

chemical family level found health effects exposure routes
Polybrominated diphenyl ethers (PBDEs)lowReproduction and fertility, Brain and nervous system Foam furniture, carpet padding, computers, televisions, contaminated house dust, food
Polychlorinated biphenyls (PCBs)moderateBrain and nervous system, Immune system (including sensitization and allergies) Dietary sources, fatty meat, dairy and fish
Polychlorinated naphthalenes (PCNs)moderateGastrointestinal (including liver) Dietary sources, fatty meat, dairy and fish
Organochlorine Pesticides (OCs)moderateReproduction and fertility Contaminated food and drinking water
Chlorinated dioxins & furanshighImmune system (including sensitization and allergies), Birth defects and developmental delays Dietary sources, fatty meat, dairy and fish
Polyaromatic hydrocarbons (PAHs)lowReproduction and fertility Air polluted by vehicles or factories, burned and fatty food
Perfluorochemicals (PFCs)highCancer, Birth defects and developmental delays, Endocrine system Stain- and grease-proof coatings on food packaging, couches, carpets, pans
Methylmercurymoderate Dietary sources, particularly seafood

Test results by chemical family (see each chemical)

polybrominated diphenyl ethers (pbdes)

22-25 of 46 found — see each chemical

Fire retardants in furniture foam, computers, and televisions. Accumulate in human tissues. May harm brain development.

  • cumulative level found: 19 ng/g (lipid weight) in blood serum
  • Moderate vs 116 tested in EWG/Commonweal studies (44th %ile)
  • Low vs 2,337 tested in CDC biomonitoring [1] (21st %ile) (comparison based on congeners tested by CDC)
1.11ng/g (lipid weight) in blood serum314

Total Polybrominated diphenyl ethers (PBDEs)

polychlorinated biphenyls (pcbs)

96.166666666667-146 of 209 found — see each chemical

Banned industrial insulators and lubricants. Cause cancer and nervous system problems.

  • cumulative level found: 100 ng/g (lipid weight) in blood serum
  • Moderate vs 35 tested in EWG/Commonweal studies (66th %ile)
  • Moderate vs 4,821 tested in CDC biomonitoring [1] (57th %ile) (comparison based on congeners tested by CDC)
2.95ng/g (lipid weight) in blood serum600

Total Polychlorinated biphenyls (PCBs)

polychlorinated naphthalenes (pcns)

22-38 of 70 found — see each chemical

Wood preservatives, varnishes, machine lubricating oils, waste incineration. Cause liver and kidney damage.

  • cumulative level found: 0.985 ng/g (lipid weight) in blood serum
  • Moderate vs 23 tested in EWG/Commonweal studies (74th %ile)
0.0743ng/g (lipid weight) in blood serum3.43

Total Polychlorinated naphthalenes (PCNs)

organochlorine pesticides (ocs)

19 of 28 found — see each chemical

Includes DDT, chlordane, other pesticides. Largely banned in the U.S. Build up in the human body over time. Cause cancer and reproductive harm.

  • cumulative level found: 145 ng/g (lipid weight) in blood serum
  • High vs 27 tested in EWG/Commonweal studies (82nd %ile)
  • Moderate vs 4,821 tested in CDC biomonitoring [1] (31st %ile) (comparison based on congeners tested by CDC)
0.615ng/g (lipid weight) in blood serum2830

Total Organochlorine Pesticides (OCs)

chlorinated dioxins & furans

11 of 17 found — see each chemical

Pollutants from PVC production, industrial bleaching, and incineration. Cause cancer and may harm hormone system.

  • cumulative level found: 367 pg/g (lipid weight) in blood serum
  • Moderate vs 34 tested in EWG/Commonweal studies (65th %ile)
  • High vs 4,821 tested in CDC biomonitoring [1] (76th %ile) (comparison based on congeners tested by CDC)
5pg/g (lipid weight) in blood serum1860

Total Chlorinated dioxins & furans

polyaromatic hydrocarbons (pahs)

8 of 18 found — see each chemical

Pollutants from burning gasoline and garbage. Linked to cancer. Accumulate in food chain.

  • cumulative level found: 164 ng/g (lipid weight) in blood serum
  • Low vs 8 tested in EWG/Commonweal studies (25th %ile)
130ng/g (lipid weight) in blood serum384

Total Polyaromatic hydrocarbons (PAHs)

perfluorochemicals (pfcs)

8 of 12 found — see each chemical

Includes Teflon, Scotchgard, Stainmaster. Linked to cancer and birth defects.

  • cumulative level found: 17 ng/g (wet weight) in whole blood
  • High vs 23 tested in EWG/Commonweal studies (96th %ile)
0.736ng/g (wet weight) in whole blood27.8

Total Perfluorochemicals (PFCs)


1 of 1 found

Forms from mercury, a pollutant from coal-fired power plants and other sources. Methylmercury accumulates in seafood and harms brain development and function.

  • level found: 0.42 ug/L (wet weight) in whole blood
  • Low vs 88 tested in EWG/Commonweal studies (23rd %ile)
  • Moderate vs 8,373 tested in CDC biomonitoring [1] (37th %ile) (comparison based on congeners tested by CDC)
ug/L (wet weight) in whole blood25.9

Chemicals not found in Kathy Fowler

157 chemicals

1,2,3,4,7,8-HxBDD (hexadioxin), 1,2,3,6,7,8-HxBDD (hexadioxin), 1,2,3,4,6,7,8-HpBDF (heptafuran), 1,2,3,4,7,8-HxBDF (hexafuran), 1,2,3,7,8-PeBDF (pentafuran), 2,3,4,7,8-PeBDF (pentafuran), 2,3,7,8-TBDF (tetrafuran), 1,2,3,4,6,7,8,9-OBDF (octafuran), 1,2,3,7,8,9-HxBDD (hexadioxin), 1,2,3,7,8-PeBDD (pentadioxin), 2,3,7,8-TBDD (tetradioxin), 1,2,3,4,6,7,8,9-OBDD (octadioxin), 2,3,7,8-TCDD (tetradioxin), 1,2,3,7,8-PeCDD (pentadioxin), 1,2,3,7,8,9-HxCDF (hexafuran), 1,2,3,4,7,8,9-HpCDF (heptafuran), 1,2,3,4,6,7,8,9-OCDF (octafuran), 2,3,7,8-TCDF (tetrafuran), delta-BHC, Methoxychlor, 2,4'-DDD, 2,4'-DDE, 2,4'-DDT, 4,4'-DDD, beta-Endosulphan, Endosulphan Sulphate, Endrin Ketone, PFBS (Perfluorobutane sulfonate), PFDoA (Perfluorododecanoic acid), PFPeA (Perfluoro-n-pentanoic acid), PFTA (Perfluorotetradecanoic acid), Acenaphthylene, Benz[a]anthracene, Benzo[a]pyrene, Benzo[b/j]fluoranthene, Benzo[e]pyrene, Benzo[ghi]perylene, Benzo[k]fluoranthene, Chrysene, Dibenz[ah]anthracene, Indeno[1,2,3-cd]pyrene, PBDE-119, PBDE-120, PBDE-12, PBDE-13, PBDE-138, PBDE-166, PBDE-128, PBDE-181, PBDE-140, PBDE-51, PBDE-190, PBDE-105, PBDE-116, PBDE-75, PBDE-30, PBDE-32, PBDE-7, PBDE-10, PBDE-126, PBDE-77, PBDE-37, PCB-124, PCB-107, PCB-143, PCB-134, PCB-88, PCB-91, PCB-78, PCB-141, PCB-89, PCB-182, PCB-43, PCB-94, PCB-106, PCB-164, PCB-165, PCB-112, PCB-67, PCB-72, PCB-73, PCB-10, PCB-82, PCB-131, PCB-132, PCB-176, PCB-204, PCB-184, PCB-142, PCB-144, PCB-148, PCB-186, PCB-188, PCB-145, PCB-150, PCB-152, PCB-96, PCB-155, PCB-103, PCB-104, PCB-54, PCB-5, PCB-55, PCB-56, PCB-122, PCB-159, PCB-192, PCB-161, PCB-57, PCB-58, PCB-121, PCB-23, PCB-34, PCB-24, PCB-35, PCB-77, PCB-169, PCB-79, PCB-36, PCB-80, PCB-37, PCB-81, PCB-38, PCB-39, PCB-14, PCN-50, PCN-51, PCN-64, PCN-68, PCN-71, PCN-72, PCN-73, PCN-74, PCN-63, PCN-65, PCN-49, PCN-69, PCN-70, PCN-54, PCN-56, PCN-31, PCN-13, PCN-57, PCN-58, PCN-32, PCN-61, PCN-62, PCN-15, PCN-16, PCN-41, PCN-18, PCN-3, PCN-44, PCN-22, PCN-9, PCN-26, PCN-10


[1] CDC (2005). National Report on Human Exposure to Environmental Chemicals, Centers for Disease Control. http://www.cdc.gov/exposurereport/. (Methylmercury results have been compared to total mercury in CDC biomonitoring.)

See results for this participant's group