Ch. 538

LAWS OF MARYLAND

(2) NITROGEN CONCENTRATIONS AND WEIGHTS SHALL BE
CALCULATED ONLY DURING THE PERIOD OF APRIL 1 THROUGH OCTOBER 15
OF EACH YEAR AND THE NITROGEN REMOVAL REQUIREMENTS OF THIS
SECTION ARE APPLICABLE ONLY DURING THIS PERIOD.

(B)  ALL SEWAGE TREATMENT PLANTS DISCHARGING OVER 500,000
GALLONS OF WASTEWATER DAILY TO THE PATUXENT RIVER OR ANY OF ITS
TRIBUTARIES SHALL:

(1)  ON OR BEFORE JANUARY 1, 1989, REMOVE PHOSPHORUS
TO A LEVEL OF NOT MORE THAN 1.0 MILLIGRAM PER LITER OF WASTEWATER
EFFLUENT; AND

(2)  ON OR BEFORE JULY 1, 1989, COMPLETE PLANS FOR THE
REMOVAL OF PLANNING TO ANTICIPATE THE NEED FOR THE FUTURE
ADDITION OF FACILITIES TO REMOVE:

(I)  PHOSPHORUS TO A LEVEL OF NOT MORE THAN 0.3
MILLIGRAM PER LITER OF WASTEWATER EFFLUENT; AND

(II)  NITROGEN TO A LEVEL OF NOT MORE THAN 3.0
MILLIGRAMS PER LITER OF WASTEWATER EFFLUENT.

(C)  ON OR BEFORE JANUARY 1, 1990 OCTOBER 1, 1991, THE
PARKWAY SEWAGE TREATMENT PLANT AND THE WESTERN BRANCH SEWAGE
TREATMENT PLANT SHALL REMOVE NITROGEN TO A LEVEL OF NOT MORE THAN
3.0 MILLIGRAMS PER LITER OF WASTEWATER EFFLUENT DISCHARGED INTO
THE PATUXENT RIVER OR ANY OF ITS TRIBUTARIES.

(D)  ON OR BEFORE JANUARY 1, 1990 OCTOBER 1, 1991, THE
PATUXENT PLANT IN ANNE ARUNDEL COUNTY AND THE MARYLAND CITY PLANT
SHALL:

(1)  FOR THAT PORTION OF WASTEWATER FLOWS IN EXCESS OF
THE 1981 AVERAGE DAILY FLOW, REMOVE NITROGEN TO A LEVEL OF NOT
MORE THAN 3.0 MILLIGRAMS PER LITER OF WASTEWATER EFFLUENT
DISCHARGED INTO THE PATUXENT RIVER OR ANY OF ITS TRIBUTARIES; OR

(2)  REMOVE NITROGEN FROM THE TOTAL FLOW OF WASTEWATER
EFFLUENT DISCHARGED INTO THE PATUXENT RIVER OR ANY OF ITS
TRIBUTARIES, IF THE RESULTING LEVEL OF NITROGEN REDUCTION IS
EQUIVALENT TO NITROGEN REDUCTION ACHIEVED UNDER ITEM (1) OF THIS
SUBSECTION.

4-313.1.

(A) (1) THE DEPARTMENT SHALL IMPOSE AN ADMINISTRATIVE CIVIL
PENALTY ON A PERSON WHO OWNS OR OPERATES A SEWAGE TREATMENT PLANT
THAT IS IN VIOLATION OF § 4-302.1(B)(1), (C), OR (D) OF THIS
SUBTITLE.

(2) THE PERSON ACCUSED OF THE VIOLATION SHALL HAVE
THE RIGHT TO A HEARING BUT MAY WAIVE THAT RIGHT IN WRITING.

- 3560 -