SUBTITLE C: WATER POLLUTION
CHAPTER II: ENVIRONMENTAL PROTECTION AGENCY
PART 355 DETERMINATION OF AMMONIA NITROGEN WATER QUALITY BASED EFFLUENT LIMITS FOR DISCHARGES TO GENERAL USE WATERS
SUBPART A: INTRODUCTION
SUBPART B: AMMONIA NITROGEN (as N) WATER QUALITY STANDARDS AND WQBELs
SUBPART C: EFFLUENT MODIFIED WATERS
