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<br />COLORADO DEPARTMENT OF PUBLIC HEALTH AND ENVIRONMENT
<br />WATER QUALITY CONTROL COMMISSION
<br />
<br />REGULATION NO. 61
<br />
<br />COLORADO DISCHARGE PERMIT SYSTEM REGULATIONS
<br />
<br />,
<br />
<br />ADOPTED:
<br />EFFECTIVE:
<br />AMENDED:
<br />EFFECTIVE:
<br />AMENDED:
<br />EFFECTIVE:
<br />AMENDED:
<br />EFFECTIVE:
<br />AMENDED:
<br />EFFECTIVE:
<br />AMENDED:
<br />EFFECTIVE:
<br />AMENDED:
<br />EFFECTIVE:
<br />AMENDED:
<br />EFFECTIVE:
<br />AMENDED:
<br />EFFECTIVE:
<br />AMENDED:
<br />EFFECTIVE:
<br />AMENDED:
<br />EFFECTIVE:
<br />AMENDED:
<br />EFFECTIVE:
<br />AMENDED:
<br />EFFECTIVE:
<br />EMERGENCY AMENDED:
<br />EFFECTIVE:
<br />AMENDED:
<br />EFFECTIVE:
<br />AMENDED:
<br />EFFECTIVE:
<br />AMENDED:
<br />EFFECTIVE:
<br />AMENDED:
<br />EFFECTIVE:
<br />AMENDED:
<br />EFFECTIVE:
<br />EMERGENCY AMENDED:
<br />EFFECTIVE:
<br />AMENDED:
<br />EFFECTIVE:
<br />AMENDED:
<br />EFFECTIVE:
<br />AMENDED:
<br />EFFECTIVE:
<br />AMEIIDED:
<br />!OFF<' ::TIVE:
<br />M1=~DED:
<br />. EFFE<'TIVE:
<br />AMENDED
<br />
<br />~\
<br />
<br />.
<br />
<br />,
<br />
<br />"L
<br />
<br />November 17, 1981
<br />December 20,1981
<br />March 29, 1982
<br />April 29, 1983
<br />September 13, 1983
<br />October 31, 1983
<br />May 15, 1984
<br />June 30, 1984
<br />April 14, 1986
<br />May 30,1986
<br />June 2, 1987
<br />July 31,1988
<br />May 2, 1988
<br />July 1, 1989
<br />November 2, 1988
<br />December 30, 1988
<br />July 10,1989-
<br />August 31, 1989
<br />December 4, 1990
<br />July 1, 1991
<br />January 8, 1991
<br />March 2, 1991
<br />June 4, 1991
<br />July 1, 1992
<br />November 4, 1991
<br />December 30, 1991
<br />January 6, 1992
<br />January 6, 1992
<br />April 7, 1992
<br />July 1, 1993
<br />June 2, 1992
<br />June 30, 1992
<br />February 2, 1993
<br />March 30, 1993
<br />AU9ust 2, 1993
<br />September 3D, 1993
<br />July 11, 1994
<br />August 30, 1994
<br />November 14,1994
<br />November 14,1994
<br />December 12,1994
<br />January 30, 1995
<br />January 9, 1995
<br />March 2.1995
<br />November 13. 1995
<br />December 3D, 1 &e5
<br />May 13,1996
<br />June 30, 1996
<br />July 14, 1997
<br />August 3D, 1997
<br />March 10.1998
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