40 CFR Part 122, Appendix I to Part 122 - Counties With Unincorporated Urbanized Areas Greater Than 100,000, But Less Than 250,000 According to the 1990 Decennial Census by the Bureau of the Census

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View PDF at GPO Pt. 122, App. I
Appendix I to Part 122—Counties With Unincorporated Urbanized Areas Greater Than 100,000, But Less Than 250,000 According to the 1990 Decennial Census by the Bureau of the Census
State County Unincorporated urbanized population
1 County was previously listed in this appendix; however, population dropped to below 100,000 in the 1990 Census.
Alabama Jefferson 78,608
Arizona Pima 162,202
California Alameda 115,082
Contra Costa 131,082
Kern 128,503
Orange 223,081
Riverside 166,509
San Bernardino 162,202
Colorado Arapahoe 103,248
Florida Broward 142,329
Escambia 167,463
Hillsborough 398,593
Lee 102,337
Manatee 123,828
Orange 378,611
Palm Beach 360,553
Pasco 148,907
Pinellas 255,772
Polk 121,528
Sarasota 172,600
Seminole 127,873
Georgia Clayton 133,237
Cobb 322,595
Fulton 127,776
Gwinnett 237,305
Richmond 126,476
Kentucky Jefferson 239,430
Louisiana East Baton Rouge 102,539
Parish 331,307
Jefferson Parish
Maryland Howard 157,972
North Carolina Cumberland 146,827
Nevada Clark 327,618
Oregon Multnomah 1 52,923
Washington 116,687
South Carolina Greenville 147,464
Richland 130,589
Virginia Arlington 170,936
Chesterfield 174,488
Henrico 201,367
Prince William 157,131
Washington Pierce 258,530
Snohomish 157,218
[64 FR 68849, Dec. 8, 1999]

Title 40 published on 2014-07-01

The following are only the Rules published in the Federal Register after the published date of Title 40.

For a complete list of all Rules, Proposed Rules, and Notices view the Rulemaking tab.

  • 2014-09-19; vol. 79 # 182 - Friday, September 19, 2014
    1. 79 FR 56274 - National Pollutant Discharge Elimination System (NPDES): Use of Sufficiently Sensitive Test Methods for Permit Applications and Reporting; Correction
      GPO FDSys XML | Text
      ENVIRONMENTAL PROTECTION AGENCY
      Final rule; correction.
      Effective September 18, 2014.
      40 CFR Part 122

Title 40 published on 2014-07-01

The following are ALL rules, proposed rules, and notices (chronologically) published in the Federal Register relating to 40 CFR 122 after this date.

  • 2014-09-19; vol. 79 # 182 - Friday, September 19, 2014
    1. 79 FR 56274 - National Pollutant Discharge Elimination System (NPDES): Use of Sufficiently Sensitive Test Methods for Permit Applications and Reporting; Correction
      GPO FDSys XML | Text
      ENVIRONMENTAL PROTECTION AGENCY
      Final rule; correction.
      Effective September 18, 2014.
      40 CFR Part 122