University of the Virgin Islands
Environmental Analysis Laboratory
2 John Brewers Bay
St. Thomas, VI 00802
(340) 693-1384
Project: DPNR - Episodic Water Testing on STX
Sampling Event: Prosperity Discharge Event
Date: 10/10/2025
Dear Client, 
Please find the results for Prosperity Discharge Event enclosed.  All tests have met or exceeded QC criteria, unless 
indicated with a qualifier code. 
Sincerely,
Amber Packard
EAL Laboratory Manager
Data Qualifier Codes:
U = Analyte undetected         C = Sample compromised; results may be invalid          J = result below RL but above MDL
NQ = missing QC sample    R = Data unusable; analyte may or may not be present    T = Temperature blank measured over-temp
Enterolert
STT Lab
STX Lab
Reagent Lot: 
Reagent Lot: 
BZ134
Sample ID
MPN
(Most Probable 
Number)
Sample type
Data qualifier
Notes
Lab
Lab Blank
<1.0
Lab Blank
STX
Prosperity LD
11199
Lab Duplicate
STX
STX Dup1
8164
Field Duplicate
STX
STX Dup2
20
Field Duplicate
STX
Rainbow
10
Routine
STX
Prosperity Ghut
9208
Routine
STX
Prosperity Beach
7701
Routine
STX
 Turbidity
Sample ID
Results
(NTU)
Sample type
Data 
qualifier
Notes
Lab
Prosperity Beach LD
14.56
Lab Duplicate
STX
STX Dup1
13.26
Field Duplicate
STX
STX Dup2
0.39
Field Duplicate
STX
Rainbow
0.62
Routine
STX
Prosperity Ghut
77.7
Routine
STX
Prosperity Beach
13.25
Routine
STX
STT Lab
Calibration Value
Lot Number
 NTU
 NTU
 NTU
STX Lab
Calibration Value
Lot Number
0.00 NTU
NA
20.0 NTU
24010124
100 NTU
24010125