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 15369 Sunday, April 11, 2010 2:01 PM 
disinfection with paracetic acid mgille 8 12888 Tuesday, July 6, 2010 10:33 AM 
Chemical Phosphorus Removal Tyrone McCabe 6 12843 Sunday, July 25, 2010 9:08 PM 
Quaternary Ammonium Compounds David Allen 3 12809 Monday, July 11, 2011 3:05 PM 
aerobic digester-very high solids-odor problem jim 4 12366 Sunday, May 16, 2010 5:13 PM 
Activated sludge process -WAS claculation Azmathulla Zaffrulla 2 12208 Sunday, April 3, 2011 6:07 AM 
Digester Gas Piping GB Gehrke 6 11996 Wednesday, November 23, 2011 7:45 AM 
Operators Meeting in WI Terry 0 11945 Friday, January 8, 2010 12:20 PM 
Chlorine survival in activated sludge Jurek 6 11855 Sunday, November 13, 2011 11:03 PM 
reduction of flows cb 2 11300 Wednesday, January 27, 2010 9:24 AM 
W3QLAS Anaerobic Digestion/Solids Dewatering Process Control Workshop Victor Santa Cruz 0 11208 Thursday, January 21, 2010 8:24 PM 
Wastewater Blog Grant Weaver 5 10553 Monday, May 7, 2012 4:15 AM 
head loss at air diffused system Tiger 1 10462 Monday, July 5, 2010 11:55 AM 
color codes for equipment and pipes deepleveltrash 1 10335 Wednesday, March 31, 2010 4:38 PM 
High fecal coliform results Carmine Goneconte 7 10317 Sunday, November 13, 2011 10:59 PM 
Polyethylene Glycol Treatability Keith Chapman 1 10313 Friday, November 25, 2011 1:56 AM 
P.H. Problems D.Mak 6 10285 Wednesday, September 21, 2011 7:27 AM 
Sand filters Flow rate peak cals..... SHARIFF 1 10202 Tuesday, February 23, 2010 12:45 AM 
floating sludge problem JC 1 10175 Saturday, April 24, 2010 6:42 PM 
Precipitation in bulk storage tank for sodium hypochlorite? GSain 3 10078 Sunday, November 13, 2011 11:00 PM 
trash pump solids handling recommended for mixed liquor Tom Hons 2 10071 Friday, May 28, 2010 3:30 PM 
Anaerobic sludge digestion Magnesium hyroxide slug mack72 2 9989 Saturday, November 26, 2011 10:20 AM 
Measuring grit accumulation in a tank Larry Dolamore 2 9895 Sunday, May 2, 2010 1:28 PM 
Request for Spiral Heat Exchanger experience Richard Roberts 0 9586 Monday, March 15, 2010 7:24 AM 
excessive dark foam on aeration tanks Mark 3 9472 Tuesday, April 5, 2011 11:33 AM 
Bar screen upstream level sensor Larry Dolamore 2 9391 Friday, May 28, 2010 5:15 PM 
grey slime in trickling filters & SBRs Todd Boling 0 9338 Saturday, May 1, 2010 4:19 PM 
Portable Suspended Solids Analyzer 01471237 0 9200 Friday, August 16, 2013 9:42 AM 
Primary clarifier chain Chris 4 9001 Sunday, November 13, 2011 11:02 PM 
Request for info regarding Trojan UV systems T.O.C. 5 8935 Friday, August 10, 2012 2:22 PM 
Control of algae growth on concrete with coatings? 01490632 0 8909 Tuesday, February 25, 2014 2:17 PM 
very low SVIs!! Deb 5 8905 Monday, November 29, 2010 5:55 PM 
SCADA advice needed Dennis Hudson 4 8840 Thursday, October 28, 2010 3:54 PM 
ORP control Mark Milne 2 8701 Friday, November 25, 2011 1:57 AM 
Where to sell New Surplus Siemens Clarifier Drive ? surplusbuyer 1 8666 Saturday, July 24, 2010 1:33 PM 
Nitrate Lock Extended aeration Paul Robertson 0 8656 Thursday, December 26, 2013 11:19 AM 
Flow verification James Royer 2 8536 Monday, October 25, 2010 12:34 PM 
WASTEWATER MICROBIOLOGY & PROCESS CONTROL CLASS Terry 2 8520 Monday, August 8, 2011 1:17 PM 
managing activated sludge system during food shortage John Wang 2 8510 Wednesday, July 6, 2011 9:24 AM 
Outfall Shorezone Protection T. Butler 1 8372 Wednesday, March 17, 2010 12:14 PM 
transportation of dewatered alum sludge Doctor Sewage 0 8269 Monday, August 2, 2010 3:55 AM 
SBR Omniflow Jerry 0 8153 Thursday, August 26, 2010 3:34 PM 
Oxidation Ditch Structural Assesment watertech 1 7960 Wednesday, September 22, 2010 2:15 PM 
Frozen tank Deerfield Wastewater 1 7793 Sunday, November 13, 2011 11:01 PM 
aerobic-anoxic operation ale 0 7682 Sunday, November 14, 2010 2:04 AM 
Caroling Sewermen Victor Santa Cruz 0 7175 Wednesday, December 29, 2010 1:44 PM 
Wastewater operator training opportunity at Wausau, Wisconsin February 1, 2011. Terry 0 7126 Wednesday, January 5, 2011 9:15 AM 
W3QLAS Activated Sludge Process Control Workshop Victor Santa Cruz 0 7045 Thursday, January 21, 2010 8:23 PM 
MBR sludge condition Elizabeth Lawrence 4 6902 Tuesday, March 22, 2011 10:29 PM 
High COD Results evik 1 6823 Thursday, February 24, 2011 9:13 AM 
 1 2 3 Next