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 15108 Sunday, April 11, 2010 2:01 PM 
Chemical Phosphorus Removal Tyrone McCabe 6 12761 Sunday, July 25, 2010 9:08 PM 
disinfection with paracetic acid mgille 8 12619 Tuesday, July 6, 2010 10:33 AM 
Quaternary Ammonium Compounds David Allen 3 12376 Monday, July 11, 2011 3:05 PM 
Activated sludge process -WAS claculation Azmathulla Zaffrulla 2 12115 Sunday, April 3, 2011 6:07 AM 
aerobic digester-very high solids-odor problem jim 4 12104 Sunday, May 16, 2010 5:13 PM 
Operators Meeting in WI Terry 0 11687 Friday, January 8, 2010 12:20 PM 
Digester Gas Piping GB Gehrke 6 11494 Wednesday, November 23, 2011 7:45 AM 
Chlorine survival in activated sludge Jurek 6 11404 Sunday, November 13, 2011 11:03 PM 
reduction of flows cb 2 11256 Wednesday, January 27, 2010 9:24 AM 
W3QLAS Anaerobic Digestion/Solids Dewatering Process Control Workshop Victor Santa Cruz 0 10818 Thursday, January 21, 2010 8:24 PM 
High fecal coliform results Carmine Goneconte 7 10158 Sunday, November 13, 2011 10:59 PM 
color codes for equipment and pipes deepleveltrash 1 10134 Wednesday, March 31, 2010 4:38 PM 
Wastewater Blog Grant Weaver 5 10093 Monday, May 7, 2012 4:15 AM 
head loss at air diffused system Tiger 1 10071 Monday, July 5, 2010 11:55 AM 
floating sludge problem JC 1 10050 Saturday, April 24, 2010 6:42 PM 
Precipitation in bulk storage tank for sodium hypochlorite? GSain 3 10011 Sunday, November 13, 2011 11:00 PM 
P.H. Problems D.Mak 6 9849 Wednesday, September 21, 2011 7:27 AM 
Polyethylene Glycol Treatability Keith Chapman 1 9791 Friday, November 25, 2011 1:56 AM 
trash pump solids handling recommended for mixed liquor Tom Hons 2 9780 Friday, May 28, 2010 3:30 PM 
Sand filters Flow rate peak cals..... SHARIFF 1 9762 Tuesday, February 23, 2010 12:45 AM 
Anaerobic sludge digestion Magnesium hyroxide slug mack72 2 9471 Saturday, November 26, 2011 10:20 AM 
Request for Spiral Heat Exchanger experience Richard Roberts 0 9458 Monday, March 15, 2010 7:24 AM 
Measuring grit accumulation in a tank Larry Dolamore 2 9330 Sunday, May 2, 2010 1:28 PM 
excessive dark foam on aeration tanks Mark 3 9185 Tuesday, April 5, 2011 11:33 AM 
Bar screen upstream level sensor Larry Dolamore 2 9145 Friday, May 28, 2010 5:15 PM 
grey slime in trickling filters & SBRs Todd Boling 0 9054 Saturday, May 1, 2010 4:19 PM 
Primary clarifier chain Chris 4 8704 Sunday, November 13, 2011 11:02 PM 
SCADA advice needed Dennis Hudson 4 8535 Thursday, October 28, 2010 3:54 PM 
very low SVIs!! Deb 5 8479 Monday, November 29, 2010 5:55 PM 
Request for info regarding Trojan UV systems T.O.C. 5 8344 Friday, August 10, 2012 2:22 PM 
ORP control Mark Milne 2 8300 Friday, November 25, 2011 1:57 AM 
Where to sell New Surplus Siemens Clarifier Drive ? surplusbuyer 1 8232 Saturday, July 24, 2010 1:33 PM 
Outfall Shorezone Protection T. Butler 1 8210 Wednesday, March 17, 2010 12:14 PM 
Flow verification James Royer 2 8163 Monday, October 25, 2010 12:34 PM 
WASTEWATER MICROBIOLOGY & PROCESS CONTROL CLASS Terry 2 8129 Monday, August 8, 2011 1:17 PM 
managing activated sludge system during food shortage John Wang 2 8114 Wednesday, July 6, 2011 9:24 AM 
transportation of dewatered alum sludge Doctor Sewage 0 7876 Monday, August 2, 2010 3:55 AM 
SBR Omniflow Jerry 0 7774 Thursday, August 26, 2010 3:34 PM 
Oxidation Ditch Structural Assesment watertech 1 7653 Wednesday, September 22, 2010 2:15 PM 
aerobic-anoxic operation ale 0 7296 Sunday, November 14, 2010 2:04 AM 
Frozen tank Deerfield Wastewater 1 7169 Sunday, November 13, 2011 11:01 PM 
Caroling Sewermen Victor Santa Cruz 0 7050 Wednesday, December 29, 2010 1:44 PM 
Portable Suspended Solids Analyzer 01471237 0 6870 Friday, August 16, 2013 9:42 AM 
W3QLAS Activated Sludge Process Control Workshop Victor Santa Cruz 0 6762 Thursday, January 21, 2010 8:23 PM 
Wastewater operator training opportunity at Wausau, Wisconsin February 1, 2011. Terry 0 6755 Wednesday, January 5, 2011 9:15 AM 
MBR sludge condition Elizabeth Lawrence 4 6497 Tuesday, March 22, 2011 10:29 PM 
Free webinar: pharmaceutical disposal and preventing pollution NRWA CW 1 6444 Tuesday, May 17, 2011 11:14 AM 
High COD Results evik 1 6417 Thursday, February 24, 2011 9:13 AM 
Pump Mixing Systems Anaerobic Digesters Christopher Morphey 0 6286 Tuesday, May 24, 2011 10:55 AM 
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