Valid Values

Code
Name
Code Name Type
QQ Analyte found in travel blank but not in associated samples. LNOTE
QR Reported from a secondary dilution (to get result on scale). LNOTE
QS Must be analyzed in field to meet specified 15 min holding time. LNOTE
QT TUa = 0.0 LNOTE
QU Per EPA, benzidine subject to oxidative loss during solvent conc. LNOTE
QV Possibly aged gasoline. LNOTE
QW Matrix is reductive; possible low bias in matrix/post spike. LNOTE
QX This test was perfornmed in the field, not in the laboratory. LNOTE
QY Quantitated against a Stoddard solvent standard LNOTE
QZ Sample collected in tedlar bag. LNOTE
R EPA Flag - Data rejected LNOTE
RA RPD exceeds limit due to matrix interf.; % recovs. within limits LNOTE
RB RPD exceeded method control limit; % recoveries within limits. LNOTE
RC RPD useless info due to varying samp. wghts using Encore sampler LNOTE
RD Sample diluted: high level non-target analytes due to elev. RL LNOTE
RE Elevated reporting limits due to limited sample volume LNOTE
RF Primary/confirm. results vary >40% RPD; res. may still be useful LNOTE
RG Estimated result. Result is < RL and > or equal to IDL. LNOTE
RH The reporting limit is elevated due to high analyte levels. LNOTE
RI The method blank contains the analyte at a reportable level LNOTE
RJ Contract limits originate from BP LaMP Technical Requirements LNOTE
RK Sample diluted due to high concentration of MTBE. LNOTE
RQ Spike recovery not calculated due to high conc. of analyte. LNOTE
RS Gasoline/Diesel used as carbon source for degrading bacteria. LNOTE
RT Sterile Water LNOTE
RU LCS rec. within marginal exceedances, 3-4 s.d. around the mean. LNOTE
RV Surr. recovery outside of control limits due to required dilution LNOTE
RW Chrom. pattern matches std. but lighter hydrocarbs. also present LNOTE
RX Chrom. pattern matches std. but heavier hydrocarbs. also present LNOTE
RY Standard Instrument related QC exceeds the control limits. LNOTE
SA SW3665 clean-up method performed LNOTE
SB SW3620 clean-up method performed LNOTE
SC SW3640 clean-up method performed LNOTE
SG A silica gel cleanup procedure was performed. LNOTE
SN See narrative and/or special notes. LNOTE
T5 <100g avail for TCLP extrctn-vol of extrct adjusted per procd LNOTE
TA Sample container received with headspace. LNOTE
TB Conc. could not be determined due to high dissolved solids conc. LNOTE
U EPA Flag - Compound was analyzed for, but was not detected LNOTE
UA Average. LNOTE
UB Value affected by contamination. LNOTE
UC Value extrapolated at low end. LNOTE
UD Diluted sample: method high range exceeded. LNOTE
UE See field comment. LNOTE
UF Counts outside acceptable range. LNOTE
UG Sample lab preparation problem. LNOTE
UH Value is highly variable by this method. LNOTE
UI Below the LRL and above the LT-MDL. LNOTE
UJ Result determined by alternate method. LNOTE
UK Instrument sensitivity problem. LNOTE
UL Analyte detected in laboratory blank. LNOTE
UM Reviewed and accepted LNOTE
UO Presumed satisfactory LNOTE
VA Val. Qual.: Refer to report assoc. w/ sampling event for details LNOTE
VB Val. Qual.: Analyte present in the blank and the sample LNOTE
VBX Val. Qual.: Sample stored at improper temperature LNOTE
VBY Val. Qual.: Sample received at improper temperature LNOTE
VC Val. Qual.: Calibration nonconformances LNOTE
VCD Val. Qual.: Lab Control Sample dup. RPD outside of estab. limits LNOTE
VCO Val. Qual.: Analyte conc. detectable, but <5x blank conc. LNOTE
VCP Val. Qual.: Analyte conc. detectable, but <10x blank conc. LNOTE
VCQ Val. Qual.: Analyte conc. >10x blank conc. LNOTE
VCR Val. Qual.: Analyte conc. >5x blank conc. LNOTE
VDT Val. Qual.: Diss. metal result > total, beyond stnd. meth. var. LNOTE
VDX Val. Qual.: Value < lowest standard (MQL), but > than MDL LNOTE
VDZ Val. Qual.: Positive result is atypical pattern for diesel anal. LNOTE
VF Val. Qual.: Compound is common field contaminant LNOTE
VFB Val. Qual.: Analyte detected in associated field blank LNOTE
VFD Val. Qual.: Field duplicate RPD outside of established limits LNOTE
VFLB Val. Qual.: Analyte detected in associated filter blank LNOTE
VH Val. Qual.: Holding Time exceedence LNOTE
VHB Val. Qual.: Result positively biased LNOTE
VJ Val. Qual.: Estimated value LNOTE
VL Val. Qual.: Compound is common lab contaminant LNOTE
VLB Val. Qual.: Result negatively biased LNOTE
VLH Val. Qual.: Lab control sample recoveries above estab. limits LNOTE
VLL Val. Qual.: Lab control sample recoveries below estab. limits LNOTE
VM Val. Qual.: Nonconformance due to matrix effects LNOTE
VMB Val. Qual.: Analyte detected in associated method blank LNOTE
VMD Val. Qual.: Matrix Spike dup. RPD outside of established limits LNOTE
VMH Val. Qual.: Matrix spike recoveries above established limits LNOTE
VML Val. Qual.: Matrix spike recoveries below established limits LNOTE
VMS Val. Qual.: Lboratory did not achieve required method sensitity. LNOTE
VN Val. Qual.: Identification of compound is tentative LNOTE
VNB Val. Qual.: Result bias cannot be determined LNOTE
VP Val. Qual.: Sample Chromat. pattern does not match calib. pattern LNOTE
VPA Val. Qual.: Possible biogenic interference in detect. hydrocarbs. LNOTE
VPH Val. Qual.: Post prep. spike recoveries above established limits LNOTE
VPL Val. Qual.: Post prep. spike recoveries below established limits LNOTE
VQ Val. Qual.: QA/QC protocols were not met LNOTE
VQB Val. Qual.: QA/QC protocols not met for method blank LNOTE
VQC Val. Qual.: QA/QC protocols not met for calibration LNOTE
VQH Val. Qual.: QA/QC protocols not met for holding times LNOTE
VQI Val. Qual.: QA/QC protocols not met for internal standard LNOTE
VQL Val. Qual.: QA/QC protocols not met for lab control sample LNOTE
VQM Val. Qual.: QA/QC protocols not met for matrix spike/spike dup. LNOTE
VQN Val. Qual.: QC data does not exist (hist. data) or is unavailable LNOTE
VQQ Val. Qual.: PQL approx. due to QC or matrix effects LNOTE
VQS Val. Qual.: QA/QC protocols not met for surrogate recovery LNOTE
VQT Val. Qual.: QA/QC protocols not met for instr.12-hr tuning crit. LNOTE