Reports until 14:18, Wednesday 16 July 2014
H1 General
jeffrey.kissel@LIGO.ORG - posted 14:18, Wednesday 16 July 2014 - last comment - 09:13, Thursday 17 July 2014(12784)
HAM4 Particle Just after entering 
Particle Size    Count
[um]                 [ct]
0.3                  260
0.5                  110
0.7                  90
1.0                  40
2.0                  30
5.0                  10

Pretty Dirty.
Comments related to this report
matthew.heintze@LIGO.ORG - 16:12, Wednesday 16 July 2014 (12790)
Link

Betsy took a picture of the particle counts for HAM5 entering. They were of similar order to those seeing in HAM4 from memory 

arnaud.pele@LIGO.ORG - 09:13, Thursday 17 July 2014 (12802)
Link 

Particle counts after B&K yesterday at ~6pm : 
in HAM5 : 0 
in HAM4 : 10 < 0.3um