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 

RSS Feed Search
Operation and Maintenance
  Topics Topic Starter Replies Views Last Post
Seasonal MLSS adjustment Joseph McDowell 2 15222 Sunday, April 11, 2010 2:01 PM 
Chemical Phosphorus Removal Tyrone McCabe 6 12904 Sunday, July 25, 2010 9:08 PM 
disinfection with paracetic acid mgille 8 12676 Tuesday, July 6, 2010 10:33 AM 
Quaternary Ammonium Compounds David Allen 3 12454 Monday, July 11, 2011 3:05 PM 
Activated sludge process -WAS claculation Azmathulla Zaffrulla 2 12166 Sunday, April 3, 2011 6:07 AM 
aerobic digester-very high solids-odor problem jim 4 12098 Sunday, May 16, 2010 5:13 PM 
Operators Meeting in WI Terry 0 11789 Friday, January 8, 2010 12:20 PM 
Digester Gas Piping GB Gehrke 6 11555 Wednesday, November 23, 2011 7:45 AM 
Chlorine survival in activated sludge Jurek 6 11523 Sunday, November 13, 2011 11:03 PM 
reduction of flows cb 2 11252 Wednesday, January 27, 2010 9:24 AM 
W3QLAS Anaerobic Digestion/Solids Dewatering Process Control Workshop Victor Santa Cruz 0 10879 Thursday, January 21, 2010 8:24 PM 
High fecal coliform results Carmine Goneconte 7 10258 Sunday, November 13, 2011 10:59 PM 
color codes for equipment and pipes deepleveltrash 1 10252 Wednesday, March 31, 2010 4:38 PM 
Wastewater Blog Grant Weaver 5 10159 Monday, May 7, 2012 4:15 AM 
head loss at air diffused system Tiger 1 10144 Monday, July 5, 2010 11:55 AM 
floating sludge problem JC 1 10137 Saturday, April 24, 2010 6:42 PM 
Precipitation in bulk storage tank for sodium hypochlorite? GSain 3 10122 Sunday, November 13, 2011 11:00 PM 
P.H. Problems D.Mak 6 10002 Wednesday, September 21, 2011 7:27 AM 
Polyethylene Glycol Treatability Keith Chapman 1 9868 Friday, November 25, 2011 1:56 AM 
Sand filters Flow rate peak cals..... SHARIFF 1 9865 Tuesday, February 23, 2010 12:45 AM 
trash pump solids handling recommended for mixed liquor Tom Hons 2 9753 Friday, May 28, 2010 3:30 PM 
Request for Spiral Heat Exchanger experience Richard Roberts 0 9557 Monday, March 15, 2010 7:24 AM 
Anaerobic sludge digestion Magnesium hyroxide slug mack72 2 9537 Saturday, November 26, 2011 10:20 AM 
Measuring grit accumulation in a tank Larry Dolamore 2 9490 Sunday, May 2, 2010 1:28 PM 
Bar screen upstream level sensor Larry Dolamore 2 9227 Friday, May 28, 2010 5:15 PM 
excessive dark foam on aeration tanks Mark 3 9147 Tuesday, April 5, 2011 11:33 AM 
grey slime in trickling filters & SBRs Todd Boling 0 9095 Saturday, May 1, 2010 4:19 PM 
Primary clarifier chain Chris 4 8880 Sunday, November 13, 2011 11:02 PM 
very low SVIs!! Deb 5 8585 Monday, November 29, 2010 5:55 PM 
Portable Suspended Solids Analyzer 01471237 0 8583 Friday, August 16, 2013 9:42 AM 
SCADA advice needed Dennis Hudson 4 8570 Thursday, October 28, 2010 3:54 PM 
ORP control Mark Milne 2 8449 Friday, November 25, 2011 1:57 AM 
Request for info regarding Trojan UV systems T.O.C. 5 8425 Friday, August 10, 2012 2:22 PM 
Where to sell New Surplus Siemens Clarifier Drive ? surplusbuyer 1 8400 Saturday, July 24, 2010 1:33 PM 
Outfall Shorezone Protection T. Butler 1 8342 Wednesday, March 17, 2010 12:14 PM 
WASTEWATER MICROBIOLOGY & PROCESS CONTROL CLASS Terry 2 8271 Monday, August 8, 2011 1:17 PM 
Flow verification James Royer 2 8251 Monday, October 25, 2010 12:34 PM 
Control of algae growth on concrete with coatings? 01490632 0 8171 Tuesday, February 25, 2014 2:17 PM 
managing activated sludge system during food shortage John Wang 2 8162 Wednesday, July 6, 2011 9:24 AM 
Nitrate Lock Extended aeration Paul Robertson 0 7990 Thursday, December 26, 2013 11:19 AM 
transportation of dewatered alum sludge Doctor Sewage 0 7964 Monday, August 2, 2010 3:55 AM 
SBR Omniflow Jerry 0 7854 Thursday, August 26, 2010 3:34 PM 
Oxidation Ditch Structural Assesment watertech 1 7729 Wednesday, September 22, 2010 2:15 PM 
aerobic-anoxic operation ale 0 7402 Sunday, November 14, 2010 2:04 AM 
Frozen tank Deerfield Wastewater 1 7289 Sunday, November 13, 2011 11:01 PM 
Caroling Sewermen Victor Santa Cruz 0 7263 Wednesday, December 29, 2010 1:44 PM 
W3QLAS Activated Sludge Process Control Workshop Victor Santa Cruz 0 6887 Thursday, January 21, 2010 8:23 PM 
Wastewater operator training opportunity at Wausau, Wisconsin February 1, 2011. Terry 0 6846 Wednesday, January 5, 2011 9:15 AM 
MBR sludge condition Elizabeth Lawrence 4 6642 Tuesday, March 22, 2011 10:29 PM 
High COD Results evik 1 6509 Thursday, February 24, 2011 9:13 AM 
 1 2 3 Next