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
Lost of pressure Chief 8 6487 Tuesday, March 15, 2011 7:02 AM 
disinfection with paracetic acid mgille 8 12712 Tuesday, July 6, 2010 10:33 AM 
High fecal coliform results Carmine Goneconte 7 10461 Sunday, November 13, 2011 10:59 PM 
P.H. Problems D.Mak 6 10027 Wednesday, September 21, 2011 7:27 AM 
Digester Gas Piping GB Gehrke 6 11600 Wednesday, November 23, 2011 7:45 AM 
Chlorine survival in activated sludge Jurek 6 11662 Sunday, November 13, 2011 11:03 PM 
Chemical Phosphorus Removal Tyrone McCabe 6 12977 Sunday, July 25, 2010 9:08 PM 
Request for info regarding Trojan UV systems T.O.C. 5 8561 Friday, August 10, 2012 2:22 PM 
very low SVIs!! Deb 5 8763 Monday, November 29, 2010 5:55 PM 
Wastewater Blog Grant Weaver 5 10291 Monday, May 7, 2012 4:15 AM 
MBR sludge condition Elizabeth Lawrence 4 6698 Tuesday, March 22, 2011 10:29 PM 
SCADA advice needed Dennis Hudson 4 8741 Thursday, October 28, 2010 3:54 PM 
Primary clarifier chain Chris 4 8985 Sunday, November 13, 2011 11:02 PM 
aerobic digester-very high solids-odor problem jim 4 12119 Sunday, May 16, 2010 5:13 PM 
Using Mag Hydroxide Andres Vinent 3 2929 Monday, June 25, 2012 1:17 PM 
Quaternary Ammonium Compounds David Allen 3 12542 Monday, July 11, 2011 3:05 PM 
excessive dark foam on aeration tanks Mark 3 9183 Tuesday, April 5, 2011 11:33 AM 
Precipitation in bulk storage tank for sodium hypochlorite? GSain 3 10219 Sunday, November 13, 2011 11:00 PM 
High DO in Lagoons Kit Roush 2 3967 Tuesday, June 19, 2012 12:38 PM 
MBBR Media Tatya Tope 2 5483 Thursday, October 27, 2011 4:03 PM 
salinity in activated sludge Greg Gress 2 5019 Thursday, June 14, 2012 5:21 AM 
WASTEWATER MICROBIOLOGY & PROCESS CONTROL CLASS Terry 2 8389 Monday, August 8, 2011 1:17 PM 
managing activated sludge system during food shortage John Wang 2 8177 Wednesday, July 6, 2011 9:24 AM 
Flow verification James Royer 2 8258 Monday, October 25, 2010 12:34 PM 
ORP control Mark Milne 2 8420 Friday, November 25, 2011 1:57 AM 
Anaerobic sludge digestion Magnesium hyroxide slug mack72 2 9687 Saturday, November 26, 2011 10:20 AM 
Bar screen upstream level sensor Larry Dolamore 2 9301 Friday, May 28, 2010 5:15 PM 
trash pump solids handling recommended for mixed liquor Tom Hons 2 9927 Friday, May 28, 2010 3:30 PM 
Activated sludge process -WAS claculation Azmathulla Zaffrulla 2 12303 Sunday, April 3, 2011 6:07 AM 
Measuring grit accumulation in a tank Larry Dolamore 2 9433 Sunday, May 2, 2010 1:28 PM 
reduction of flows cb 2 11421 Wednesday, January 27, 2010 9:24 AM 
Seasonal MLSS adjustment Joseph McDowell 2 15211 Sunday, April 11, 2010 2:01 PM 
Decanting solds & scum Dwayne 1 2703 Friday, June 19, 2015 6:28 AM 
Ferric Flow Meters? Is it a good idea?(2) 01780074 1 2274 Sunday, April 14, 2013 7:02 PM 
Isopropanol issues 01797999 1 4239 Tuesday, August 28, 2012 2:38 PM 
We have a terrible foaming problem in our aerobic digesters DarylP 1 1484 Friday, August 10, 2012 2:18 PM 
Log Sheet Data Rock 1 1569 Tuesday, June 12, 2012 1:37 PM 
FOG Causing Primary Clarifier Failures(5) Erwin Bonatz 1 1792 Sunday, May 20, 2012 11:25 AM 
RAS lines and clarifier balancing R Siddens 1 3736 Thursday, February 2, 2012 5:17 AM 
Operations help Victoria Caulfield 1 4067 Friday, May 4, 2012 11:10 AM 
buried natural gas piping condition assessment T. Butler 1 4237 Tuesday, December 13, 2011 12:08 PM 
Trash Racks before Parkson Screens? L Cipparone 1 4147 Sunday, October 9, 2011 7:23 PM 
Why effluent clears-up after interruption of aeration? Jurek Patoczka 1 4984 Sunday, October 9, 2011 7:34 PM 
VFD control of Mamoth Rotors in Oxidation Ditch Greg Gress 1 4426 Tuesday, November 22, 2011 3:30 PM 
Reseeding Nitrification/Denitrification Oxidation ditch Shannon Taylor 1 4885 Friday, August 19, 2011 10:46 AM 
tank numbering h2ochem 1 6092 Sunday, June 26, 2011 1:22 PM 
Free webinar: pharmaceutical disposal and preventing pollution NRWA CW 1 6649 Tuesday, May 17, 2011 11:14 AM 
In line nutrient monitoring mford 1 6213 Wednesday, July 6, 2011 9:16 AM 
chemical phosphorus removal using alum david 1 5900 Thursday, April 7, 2011 1:54 PM 
Trash(tampons, etc.) problem land application Landbiosolid 1 6183 Tuesday, September 20, 2011 10:06 AM 
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