Call or email Yazdan Emrani at 714-665-4500 by June 11, 2012, for a FREE Waste Discharge Regulations (WDR) compliance session. Hall & Foreman, Inc., provides a full spectrum of WDR and Sanitary Sewer Management Plan (SSMP) compliancy services. When it comes to the statewide WDR enforcement, we have the answers to the Frequently Asked Questions.