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Top Blocks in Pennsylvania

Here are 29 blocks in Pennsylvania ZIP codes with the highest outdoor formaldehyde cancer risk.

Easton, PA, 18042

1 in 34,000 risk • 122 residents

+6 more blocks in this zip code

Chester, PA, 19013

1 in 34,000 risk* • 72 residents

+34 more blocks in this zip code

King of Prussia, PA, 19406

1 in 41,000 risk • 91 residents

+1 more block in this zip code

Leola, PA, 17540

1 in 42,000 risk • 271 residents

+9 more blocks in this zip code

Birdsboro, PA, 19508

1 in 43,000 risk • 57 residents

+2 more blocks in this zip code

Avella, PA, 15312

1 in 46,000 risk • 94 residents

+8 more blocks in this zip code

Washington, PA, 15301

1 in 47,000 risk • 387 residents

+9 more blocks in this zip code

Greencastle, PA, 17225

1 in 48,000 risk • 60 residents

Claysville, PA, 15323

1 in 52,000 risk • 58 residents

+1 more block in this zip code

Enola, PA, 17025

1 in 52,000 risk • 440 residents

+6 more blocks in this zip code

Creighton, PA, 15030

1 in 52,000 risk • 56 residents

West Alexander, PA, 15376

1 in 54,000 risk • 131 residents

+5 more blocks in this zip code

Leola, PA, 17557

1 in 56,000 risk • 57 residents

+1 more block in this zip code

Philadelphia, PA, 19147

1 in 56,000 risk • 332 residents

+3 more blocks in this zip code

Enola, PA, 17093

1 in 57,000 risk • 77 residents

Harrisburg, PA, 17110

1 in 57,000 risk • 82 residents

+14 more blocks in this zip code

Chambersburg, PA, 17202

1 in 57,000 risk • 57 residents

Pittsburgh, PA, 15219

1 in 57,000 risk • 1,043 residents

+3 more blocks in this zip code

Allentown, PA, 18109

1 in 57,000 risk • 212 residents

+1 more block in this zip code

Philadelphia, PA, 19122

1 in 58,000 risk • 156 residents

Philadelphia, PA, 19104

1 in 58,000 risk • 86 residents

+3 more blocks in this zip code

Maytown, PA, 17547

1 in 58,000 risk • 141 residents

+4 more blocks in this zip code

Philadelphia, PA, 19137

1 in 58,000 risk • 63 residents

+2 more blocks in this zip code

Reading, PA, 19601

1 in 58,000 risk* • 100 residents

+108 more blocks in this zip code

West Lawn, PA, 19609

1 in 58,000 risk • 63 residents

Reading, PA, 19611

1 in 58,000 risk • 60 residents

+28 more blocks in this zip code

Philadelphia, PA, 19143

1 in 58,000 risk • 75 residents

Lebanon, PA, 17046

1 in 58,000 risk • 67 residents

Wyomissing, PA, 19610

1 in 58,000 risk • 495 residents

+5 more blocks in this zip code

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