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  1. 41
    Physical, chemical, and biological data for detailed study of irrigation drainage in the San Juan River area, New Mexico, 1993-94, with supplemental data, 1991-95 /
    Published 1997
    Government Document Microform Book
  2. 42
    Traveltimes along Clear Creek and selected tributaries upstream from Golden, Colorado, 1996-97 /
    by Cuffin, Sally M.
    Published 1999
    Government Document Book
  3. 43
    Methods for collection of dissolved sulfate and sulfide and analysis of their sulfur isotopic composition /
    Published 1998
    Government Document Microform Book
  4. 44
    Chemical data for bottom sediment, lake water, bottom-sediment pore water, and fish in Mountain Creek Lake, Dallas, Texas, 1994-96 /
    Published 1997
    Government Document Microform Book
  5. 45
    Small engine emission standards : answers to commonly asked qustions from dealers and distributors.
    Published 1998
    Adobe Acrobat Reader required to view full document
    Government Document Book
  6. 46
    National emissions standards for hazardous air pollutants for source categories : oil and natural gas production and natural gas transmission and storage - background information for proposed standards /
    Published 1997
    Government Document Microform Book
  7. 47
    Air pollution : limitations of EPA's motor vehicle emissions model and plans to address them : report to the Chairman, Subcommittee on Oversight and Investigations, Committee on Commerce, House of Representatives /
    Published 1997
    Government Document Microform Book
  8. 48
    Beyond VOC RACT CTG requirements /
    by Tedijanto, Ming
    Published 1995
    Government Document Book
  9. 49
    Fecal-indicator bacteria in surface waters of the Santee River Basin and coastal drainages, North and South Carolina, 1995-98 /
    by Wilhelm, Lance J.
    Published 1998
    Get full text
    Get full text
    Government Document Book
  10. 50
    Pesticides and nitrates in surficial sand and gravel aquifers as related to modeled contamination susceptibility in part of the Upper Mississippi River Basin /
    by Hanson, Paul E.
    Published 1998
    Government Document Book
  11. 51
    Standard operating procedures for conducting acute and chronic aquatic toxicity tests with Eurytemora affinis, a Calanoid copepod /
    Government Document Microform Book
  12. 52
    Locating and estimating air emissions from sources of lead and lead compounds.
    Published 1998
    Government Document Microform Book
  13. 53
    Volatile organic compound emissions from automobile refinishing : background information for promulgated standards.
    Published 1998
    Government Document Microform Book
  14. 54
    Stationary source control techniques document for fine particulate matter /
    Published 1998
    Government Document Microform Book
  15. 55
    National volatile organic compound emission standards for consumer products : background for promulgated standards /
    Published 1998
    Government Document Microform Book
  16. 56
    Acid rain program : update no. 3 : technology and innovation.
    Published 1996
    Government Document Microform Book
  17. 57
    Photochemical assessment monitoring stations : 1996 data analysis results report.
    Published 1996
    Government Document Microform Book
  18. 58
    The National estuary program guidance : comprehensive conservation & management plans : content and approval requirements.
    Published 1996
    Government Document Microform Book
  19. 59
    Nitrate and pesticide data for waters of the Mid-Atlantic Region /
    by Ator, Scott W.
    Published 1998
    Government Document Book
  20. 60
    Economic impact and regulatory flexibility analyses of the final architectural coatings VOC rule : final report /
    Published 1998
    Adobe Acrobat Reader required
    Government Document Microform Book
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