NATURE OF THE CASE: THE CITY OF BLYTHEVILLE IS LOCATED IN MISSISSIPPI COUNTY, AR. AND OPERATES THE CITY'S THREE WASTEWATER FACILITIES. DESPITE SEVERAL ADMINISTRATIVE ENFORCEMENT ACTIONS DURING THE PAST SEVERAL YEARS, THE CITY HAS FAILED TO SUBMIT AN APPROVABLE PRETREATMENT PRO- GRAM TO EPA PURSUANT TO THE CONDITIONS CONTAINED IN TWO OF THE CITY'S NPDES PERMITS (AR0022578 AND AR0022560). DIS- CHARGES REGULATED BY AR0022578 AND AR0022586 ARE THE ONLY ONES WITH INDUSTRIAL INFLUENT, BUT THE PRETREATMENT PROG- RAM WILL APPLY CITY WIDE. THERE ARE OTHER PERMIT VIOLA- TIONS INCLUDED. THIS SUIT IS REQUESTED PURSUANT TO SECT- ION 309 OF THE CLEAN WATER ACT. CAUSE OF ACTION: THE CITY TREATS THE WASTEWATER OF MORE THAN TEN DIFFERENT INDUSTRIES EACH DAY. THE EXACT NUMBER OF INDUSTRIES IS UNKNOWN SINCE THE CITY'S INDUSTRIAL SUR- VEY, PART OF THE PRETREATMENT REGULATION REQUIREMENTS, HAS BEEN INCOMPLETE. INFLUENT DATA FOR THE CITY, AS REVIEWED DURING THE MOST RECENT COMPLIANCE SAMPLING INSPECTION, IN- DICATES THAT INDUSTRY CONTRIBUTES A SIGNIFICANT AMOUNT OF THE ORGANIC LOAD AND OF THE TOTAL INFLUENT SOLIDS. AN APPROVABLE PRETREATMENT PROGRAM WOULD ADEQUATELY ADDRESS INDUSTRIAL INFLUENT PROBLEMS. THE CITY HAS ALSO EXPERIEN- CED PERMIT VIOLATIONS AND QUALITY CONTROL VIOLATIONS. JUSTIFICATION: THE REGIONAL OFFICE HAS ATTEMPTED ON SEVERAL OCCASIONS THROUGH VARIOUS ADMINIST