WEF Discussions — Now on LinkedIn!

WEF is pleased to announce the creation of free LinkedIn groups associated with its technical discussion forum topics. Through these LinkedIn groups, members will be able to view and participate in discussions, as well as communicate with one another via direct messages. Share your experiences and knowledge, ask questions and respond to other discussions as frequently as you like!

You must have a LinkedIn profile to join a LinkedIn group; you can create your profile here. If you already have a LinkedIn profile, all you need to do is submit a request to join one or all of the following groups:

Water Environment Federation (Main) | Biosolids | Collection Systems | Nutrients | Stormwater 
Utility Management | Water Reuse | Water for Jobs | Watershed Management | Laboratory Practices 

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Operation and Maintenance
  Topics Topic Starter Replies Views Last Post
Trash Racks before Parkson Screens? L Cipparone 1 3722 Sunday, October 9, 2011 7:23 PM 
P.H. Problems D.Mak 6 9438 Wednesday, September 21, 2011 7:27 AM 
Trash(tampons, etc.) problem land application Landbiosolid 1 5643 Tuesday, September 20, 2011 10:06 AM 
Anaerobic capability Matt Forbes 0 3949 Wednesday, September 7, 2011 11:00 PM 
High Influent Sulfates Randy Siddens 0 4618 Tuesday, August 30, 2011 11:45 AM 
2011 Southern Oregon Water and Wastewater Short School Victor Santa Cruz 0 4133 Tuesday, August 23, 2011 8:01 PM 
Reseeding Nitrification/Denitrification Oxidation ditch Shannon Taylor 1 4417 Friday, August 19, 2011 10:46 AM 
WASTEWATER MICROBIOLOGY & PROCESS CONTROL CLASS Terry 2 7825 Monday, August 8, 2011 1:17 PM 
Quaternary Ammonium Compounds David Allen 3 12042 Monday, July 11, 2011 3:05 PM 
managing activated sludge system during food shortage John Wang 2 7725 Wednesday, July 6, 2011 9:24 AM 
In line nutrient monitoring mford 1 5651 Wednesday, July 6, 2011 9:16 AM 
Lining stainless steel air pipe Larry Dolamore 0 5087 Monday, June 27, 2011 9:13 AM 
tank numbering h2ochem 1 5586 Sunday, June 26, 2011 1:22 PM 
Pump Mixing Systems Anaerobic Digesters Christopher Morphey 0 5978 Tuesday, May 24, 2011 10:55 AM 
Free Webinar: The Science of Mixing and Maintaining Water Quality in Water Storage Tanks NRWA Webinar 0 5747 Tuesday, May 17, 2011 2:20 PM 
Free webinar: pharmaceutical disposal and preventing pollution NRWA CW 1 6071 Tuesday, May 17, 2011 11:14 AM 
chemical phosphorus removal using alum david 1 5319 Thursday, April 7, 2011 1:54 PM 
excessive dark foam on aeration tanks Mark 3 8704 Tuesday, April 5, 2011 11:33 AM 
Activated sludge process -WAS claculation Azmathulla Zaffrulla 2 11715 Sunday, April 3, 2011 6:07 AM 
MBR sludge condition Elizabeth Lawrence 4 6181 Tuesday, March 22, 2011 10:29 PM 
Lost of pressure Chief 8 5876 Tuesday, March 15, 2011 7:02 AM 
High COD Results evik 1 6085 Thursday, February 24, 2011 9:13 AM 
Activated Sludge Process Control Workshop Victor Santa Cruz 1 5736 Wednesday, February 23, 2011 11:39 PM 
Wastewater operator training opportunity at Wausau, Wisconsin February 1, 2011. Terry 0 6502 Wednesday, January 5, 2011 9:15 AM 
Caroling Sewermen Victor Santa Cruz 0 6866 Wednesday, December 29, 2010 1:44 PM 
very low SVIs!! Deb 5 8167 Monday, November 29, 2010 5:55 PM 
aerobic-anoxic operation ale 0 7018 Sunday, November 14, 2010 2:04 AM 
SCADA advice needed Dennis Hudson 4 8147 Thursday, October 28, 2010 3:54 PM 
Flow verification James Royer 2 7813 Monday, October 25, 2010 12:34 PM 
Oxidation Ditch Structural Assesment watertech 1 7345 Wednesday, September 22, 2010 2:15 PM 
SBR Omniflow Jerry 0 7459 Thursday, August 26, 2010 3:34 PM 
Digester Gas treatment, Sulfa Treat, Eco tec, Jenbacher Richard Roberts 0 5210 Wednesday, August 25, 2010 1:47 PM 
transportation of dewatered alum sludge Doctor Sewage 0 7576 Monday, August 2, 2010 3:55 AM 
Chemical Phosphorus Removal Tyrone McCabe 6 12427 Sunday, July 25, 2010 9:08 PM 
Where to sell New Surplus Siemens Clarifier Drive ? surplusbuyer 1 7986 Saturday, July 24, 2010 1:33 PM 
disinfection with paracetic acid mgille 8 12238 Tuesday, July 6, 2010 10:33 AM 
head loss at air diffused system Tiger 1 9804 Monday, July 5, 2010 11:55 AM 
Bar screen upstream level sensor Larry Dolamore 2 8850 Friday, May 28, 2010 5:15 PM 
trash pump solids handling recommended for mixed liquor Tom Hons 2 9365 Friday, May 28, 2010 3:30 PM 
aerobic digester-very high solids-odor problem jim 4 11882 Sunday, May 16, 2010 5:13 PM 
Measuring grit accumulation in a tank Larry Dolamore 2 9032 Sunday, May 2, 2010 1:28 PM 
grey slime in trickling filters & SBRs Todd Boling 0 8835 Saturday, May 1, 2010 4:19 PM 
floating sludge problem JC 1 9734 Saturday, April 24, 2010 6:42 PM 
Seasonal MLSS adjustment Joseph McDowell 2 14781 Sunday, April 11, 2010 2:01 PM 
color codes for equipment and pipes deepleveltrash 1 9848 Wednesday, March 31, 2010 4:38 PM 
Outfall Shorezone Protection T. Butler 1 7919 Wednesday, March 17, 2010 12:14 PM 
Request for Spiral Heat Exchanger experience Richard Roberts 0 9192 Monday, March 15, 2010 7:24 AM 
Sand filters Flow rate peak cals..... SHARIFF 1 9483 Tuesday, February 23, 2010 12:45 AM 
reduction of flows cb 2 10930 Wednesday, January 27, 2010 9:24 AM 
W3QLAS Anaerobic Digestion/Solids Dewatering Process Control Workshop Victor Santa Cruz 0 10523 Thursday, January 21, 2010 8:24 PM 
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