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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Laboratory Management and Technical Issues
  Topics Topic Starter Replies Views Last Post
How often to Acid Wash sampler hoses? Keith Chapman 4 8141 Tuesday, June 28, 2011 4:40 AM 
How low can you go? Mark Milne 11 11914 Monday, June 27, 2011 1:28 PM 
How do I post a New Topic? Keith C 0 1667 Wednesday, June 13, 2012 12:57 PM 
High GGA's? DL 8 11455 Monday, April 12, 2010 12:06 PM 
High GGA Brent Dickey 9 4179 Wednesday, September 28, 2011 10:30 AM 
High CBOD/Low COD Gregg Mitchell 6 5076 Sunday, January 1, 2012 12:41 AM 
Have a Happy BOD Christmas! 01478909 0 2162 Friday, December 21, 2012 9:48 AM 
HACH BOD Nutrient Buffer Pillows Paul 7 9241 Thursday, January 20, 2011 2:30 PM 
Guidance for TNTC on Q-Tray E.Coli and HT Jason Graham 0 3436 Thursday, December 15, 2011 11:43 AM 
gravity vs. mechanical convection incubators rainman 1 9527 Thursday, May 27, 2010 4:58 PM 
GGA, results not consistent dmclaug 5 11071 Thursday, December 1, 2011 1:13 AM 
GGA always near 150 mg/L. losierj 9 7106 Monday, June 27, 2011 1:54 AM 
Generic Control Limits for RPD and Standards Nimo 1 4795 Monday, December 6, 2010 12:19 PM 
general lab problems adri 3 7206 Monday, February 8, 2010 4:43 PM 
Foaming Tests Alan Yen 1 7981 Tuesday, June 8, 2010 10:37 PM 
Flame AA analysis JohnE 2 8777 Friday, July 16, 2010 9:48 AM 
FeCl3-EDTA (Fe Chelate) reagent Antonios Eleftherianos 0 2206 Wednesday, March 28, 2012 12:01 AM 
Fecal MPN A-1 Donald Tucker 0 8847 Monday, April 19, 2010 2:50 PM 
Farewell Victor Santa Cruz 0 7150 Thursday, December 17, 2009 12:19 PM 
EPA To Approve Hg By ICP/MS??? Charles Lytle 9 8934 Wednesday, June 29, 2011 7:26 AM 
EPA 1631 & Sample interferences when running Hydra AF Gold Ginger Wynne 1 5168 Wednesday, August 24, 2011 7:59 AM 
Enterococcus 17537384 2 1756 Thursday, July 18, 2013 1:44 PM 
Effluent Sampling Dennis Hudson 7 13463 Wednesday, October 19, 2011 1:27 AM 
Effluent BOD from Membrane Bioreactor Elizabeth Lawrence 3 8433 Friday, July 9, 2010 3:29 PM 
EasyChem Discrete Analyzer 17661043 1 1918 Wednesday, May 8, 2013 9:19 AM 
E. coli by IDEXX Gregg Mitchell 10 9277 Wednesday, June 29, 2011 6:37 AM 
DPD Indicator for Total Residual Chlorine 01742793 0 487 Thursday, May 7, 2015 3:50 PM 
DO meter Calibration help Tia 6 11332 Monday, March 1, 2010 8:31 AM 
DO interference James Royer 0 4480 Tuesday, September 20, 2011 11:50 AM 
DMRQA Study 30 Keith Chapman 18 11001 Wednesday, June 29, 2011 6:26 AM 
Disposable BOD bottle aursci 0 2239 Friday, February 27, 2015 9:16 AM 
Digital water bath thermometer recommendations. Elrick 1 3232 Friday, May 18, 2012 9:03 AM 
Dechlorination Mark Ultis 16 10586 Wednesday, June 29, 2011 6:56 AM 
Dear GGA, We need to talk nick 4 8857 Wednesday, October 19, 2011 9:23 AM 
Cyanide Method Detection Limit Mike 3 4966 Thursday, December 15, 2011 3:06 PM 
Cyanide Issue dsmith 7 7986 Tuesday, June 28, 2011 4:17 AM 
Cyanide By Proposed ASTM D7511-09 Charles Lytle 1 7250 Thursday, December 15, 2011 3:16 PM 
Control Charting LabLady 7 9667 Friday, May 7, 2010 3:08 PM 
Continuous culture for BOD/CBOD seed? bwest 2 8938 Wednesday, October 12, 2011 4:15 AM 
conductivity meter donna 3 6976 Wednesday, June 29, 2011 6:42 AM 
Comparison of manometric and disolve oxygen method of BOD Antonios Eleftherianos 3 2805 Tuesday, March 27, 2012 5:00 PM 
Commerical Seed or Supernantant?????? dmclaug 13 11721 Wednesday, October 19, 2011 1:28 AM 
Commercially Prepared TSS/VSS Filters Susan Ledbetter 8 11182 Wednesday, June 29, 2011 7:38 AM 
Combined Centrate flows / TSS Nick 1 8856 Thursday, November 14, 2013 6:23 PM 
Columns for SVI and ZSV tests Jurek Patoczka 2 9395 Tuesday, May 11, 2010 12:54 PM 
COD Testing using HACH TNTPlus celgar_girl 19 9281 Wednesday, June 29, 2011 6:41 AM 
COD Standard Values cgraham@dmi.ca 0 1942 Saturday, February 16, 2013 3:42 PM 
COD on Grease Samples. CindyC 13 11752 Friday, July 1, 2011 8:06 AM 
COD homogenization evik 7 8522 Wednesday, June 29, 2011 6:37 AM 
COD dschultz 8 7979 Monday, July 5, 2010 1:42 PM 
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