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
Seasonal MLSS adjustment Joseph McDowell 2 15106 Sunday, April 11, 2010 2:01 PM 
Chemical Phosphorus Removal Tyrone McCabe 6 12747 Sunday, July 25, 2010 9:08 PM 
disinfection with paracetic acid mgille 8 12550 Tuesday, July 6, 2010 10:33 AM 
Quaternary Ammonium Compounds David Allen 3 12375 Monday, July 11, 2011 3:05 PM 
Activated sludge process -WAS claculation Azmathulla Zaffrulla 2 12051 Sunday, April 3, 2011 6:07 AM 
aerobic digester-very high solids-odor problem jim 4 12012 Sunday, May 16, 2010 5:13 PM 
Operators Meeting in WI Terry 0 11700 Friday, January 8, 2010 12:20 PM 
Digester Gas Piping GB Gehrke 6 11477 Wednesday, November 23, 2011 7:45 AM 
Chlorine survival in activated sludge Jurek 6 11392 Sunday, November 13, 2011 11:03 PM 
reduction of flows cb 2 11169 Wednesday, January 27, 2010 9:24 AM 
W3QLAS Anaerobic Digestion/Solids Dewatering Process Control Workshop Victor Santa Cruz 0 10855 Thursday, January 21, 2010 8:24 PM 
High fecal coliform results Carmine Goneconte 7 10189 Sunday, November 13, 2011 10:59 PM 
color codes for equipment and pipes deepleveltrash 1 10156 Wednesday, March 31, 2010 4:38 PM 
Wastewater Blog Grant Weaver 5 10132 Monday, May 7, 2012 4:15 AM 
head loss at air diffused system Tiger 1 10068 Monday, July 5, 2010 11:55 AM 
Precipitation in bulk storage tank for sodium hypochlorite? GSain 3 10063 Sunday, November 13, 2011 11:00 PM 
floating sludge problem JC 1 10036 Saturday, April 24, 2010 6:42 PM 
P.H. Problems D.Mak 6 9811 Wednesday, September 21, 2011 7:27 AM 
Sand filters Flow rate peak cals..... SHARIFF 1 9800 Tuesday, February 23, 2010 12:45 AM 
Polyethylene Glycol Treatability Keith Chapman 1 9793 Friday, November 25, 2011 1:56 AM 
trash pump solids handling recommended for mixed liquor Tom Hons 2 9659 Friday, May 28, 2010 3:30 PM 
Anaerobic sludge digestion Magnesium hyroxide slug mack72 2 9465 Saturday, November 26, 2011 10:20 AM 
Request for Spiral Heat Exchanger experience Richard Roberts 0 9457 Monday, March 15, 2010 7:24 AM 
Measuring grit accumulation in a tank Larry Dolamore 2 9334 Sunday, May 2, 2010 1:28 PM 
Bar screen upstream level sensor Larry Dolamore 2 9130 Friday, May 28, 2010 5:15 PM 
excessive dark foam on aeration tanks Mark 3 9037 Tuesday, April 5, 2011 11:33 AM 
grey slime in trickling filters & SBRs Todd Boling 0 8996 Saturday, May 1, 2010 4:19 PM 
Primary clarifier chain Chris 4 8723 Sunday, November 13, 2011 11:02 PM 
very low SVIs!! Deb 5 8482 Monday, November 29, 2010 5:55 PM 
SCADA advice needed Dennis Hudson 4 8472 Thursday, October 28, 2010 3:54 PM 
Request for info regarding Trojan UV systems T.O.C. 5 8355 Friday, August 10, 2012 2:22 PM 
ORP control Mark Milne 2 8308 Friday, November 25, 2011 1:57 AM 
Where to sell New Surplus Siemens Clarifier Drive ? surplusbuyer 1 8264 Saturday, July 24, 2010 1:33 PM 
Outfall Shorezone Protection T. Butler 1 8198 Wednesday, March 17, 2010 12:14 PM 
Flow verification James Royer 2 8147 Monday, October 25, 2010 12:34 PM 
WASTEWATER MICROBIOLOGY & PROCESS CONTROL CLASS Terry 2 8112 Monday, August 8, 2011 1:17 PM 
managing activated sludge system during food shortage John Wang 2 8071 Wednesday, July 6, 2011 9:24 AM 
transportation of dewatered alum sludge Doctor Sewage 0 7872 Monday, August 2, 2010 3:55 AM 
SBR Omniflow Jerry 0 7765 Thursday, August 26, 2010 3:34 PM 
Oxidation Ditch Structural Assesment watertech 1 7630 Wednesday, September 22, 2010 2:15 PM 
aerobic-anoxic operation ale 0 7308 Sunday, November 14, 2010 2:04 AM 
Frozen tank Deerfield Wastewater 1 7168 Sunday, November 13, 2011 11:01 PM 
Caroling Sewermen Victor Santa Cruz 0 7074 Wednesday, December 29, 2010 1:44 PM 
Portable Suspended Solids Analyzer 01471237 0 6910 Friday, August 16, 2013 9:42 AM 
W3QLAS Activated Sludge Process Control Workshop Victor Santa Cruz 0 6791 Thursday, January 21, 2010 8:23 PM 
Wastewater operator training opportunity at Wausau, Wisconsin February 1, 2011. Terry 0 6783 Wednesday, January 5, 2011 9:15 AM 
MBR sludge condition Elizabeth Lawrence 4 6487 Tuesday, March 22, 2011 10:29 PM 
High COD Results evik 1 6411 Thursday, February 24, 2011 9:13 AM 
Free webinar: pharmaceutical disposal and preventing pollution NRWA CW 1 6343 Tuesday, May 17, 2011 11:14 AM 
Pump Mixing Systems Anaerobic Digesters Christopher Morphey 0 6327 Tuesday, May 24, 2011 10:55 AM 
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