LNOTE
Name
Valid Value List
LNOTE NAME
OT Sample spiked had pH <2, 2-Chloroethylvinylether degrades in acid
OU Sample diluted due to matrix inference. Reporting limits raised.
OV Sample filtered in lab.
OW Value is the result of an unidentified peak in the TPH Gas range.
OX Surrogate recorvery high due to matrix effects-refer to 2nd surr
OZ Value is MTBE concentration present in the TPH Gas range.
P EPA Flag - > 25% D for detected concentrations between 2 columns
PA Possible biogenic interference in detected hydrocarbons
PB The sample flash point is greater than 60 C (140 F)
PC Sample taken from VOA vial with air bubble > 6mm diameter
PD Recommended storage temp of 4C exceeded prior to analysis
PE Possible high bias due to CCV falling outside acceptance criteria
PF Possible low bias due to CCV falling outside acceptance criteria
PG The CC standard was outside of the acceptance criteria
PI Primary and confirm results varied by > than 40% RPD
PJ Result from re-extract/re-anal to confirm original MS/MSD result
PK Opening calib verification standard outside acceptance criteria
PL Opening calib. for analyte out of limits due to instru. contam.
PM Closing calib. for analyte out of limits due to instru. contam.
PN Closing calib outside limits-ave %diff for analytes met 15% req.
PO Dilutions for BOD failed criteria of 1mg/L resid. diss. O
PP Dilutions for BOD failed criteria of 2mg/L diss. O depletion
PQ Analyte detectable in MB, but less than 5% of sample result
PR Preliminary result
PS Heavier hydrocarbon than requested fuel
PT Hydrocarb. in req. fuel range, but doesn't resemble req. fuel
PTV PTV = Purge Test Volume(s)
PU Analyte detected in blank but not in associated samples
PV Hydrocarbon result partly due to individ. peak(s) in quant. range
PW Lighter hydrocarbons contributed to motor oil range quantitation
PX Sample extrctd beyond method hold time; within CA LUFT hold time
PY SW3630C clean-up method performed
PZ Lighter hydrocarbons contributing to diesel range quantitation
QB Unidentified hydrocarbons C9-C16
QCA Quantitation begun immed. before RT of tert-Butanol (TBA)
QCM Quantitation began immediately following methanol peak
QD Chromatographic pattern does not resemble fuel standard
QE Results in the diesel range are primarily from overlap heavy oil
QF Analyte recovery outside critera
QG Individual analyte exceedances allowed per NELAC
QM Result is reported below the CRDL for QC purposes only.
QN Not to be reported for compliance purposes.
QO Compound did not meet ID guidelines. Addit. GC/MS ID params used.
QP Holding Time Immediate. Analyzed as close to receipt as possible
QQ Analyte found in travel blank but not in associated samples.
QR Reported from a secondary dilution (to get result on scale).
QS Must be analyzed in field to meet specified 15 min holding time.
QT TUa = 0.0
QU Per EPA, benzidine subject to oxidative loss during solvent conc.
QV Possibly aged gasoline.
QW Matrix is reductive; possible low bias in matrix/post spike.
QX This test was perfornmed in the field, not in the laboratory.
QY Quantitated against a Stoddard solvent standard
QZ Sample collected in tedlar bag.
R EPA Flag - Data rejected
RA RPD exceeds limit due to matrix interf.; % recovs. within limits
RB RPD exceeded method control limit; % recoveries within limits.
RC RPD useless info due to varying samp. wghts using Encore sampler
RD Sample diluted: high level non-target analytes due to elev. RL
RE Elevated reporting limits due to limited sample volume
RF Primary/confirm. results vary >40% RPD; res. may still be useful
RG Estimated result. Result is < RL and > or equal to IDL.
RH The reporting limit is elevated due to high analyte levels.
RI The method blank contains the analyte at a reportable level
RJ Contract limits originate from BP LaMP Technical Requirements
RK Sample diluted due to high concentration of MTBE.
RQ Spike recovery not calculated due to high conc. of analyte.
RS Gasoline/Diesel used as carbon source for degrading bacteria.
RT Sterile Water
RU LCS rec. within marginal exceedances, 3-4 s.d. around the mean.
RV Surr. recovery outside of control limits due to required dilution
RW Chrom. pattern matches std. but lighter hydrocarbs. also present
RX Chrom. pattern matches std. but heavier hydrocarbs. also present
RY Standard Instrument related QC exceeds the control limits.
RZ 4-BFB is outside acceptance limits. All other QC parameters in control, therefore data was approved.
SA SW3665 clean-up method performed
SB SW3620 clean-up method performed
SC SW3640 clean-up method performed
SG A silica gel cleanup procedure was performed.
SN See narrative and/or special notes.
T5 <100g avail for TCLP extrctn-vol of extrct adjusted per procd
TA Sample container received with headspace.
TB Conc. could not be determined due to high dissolved solids conc.
TC Total Weight Percent Adjusted
TD Hydrocarbon reported does not match the pattern of Diesel standard
TE Hydrocarbon reported does not match the pattern of Gasoline standard
TF The quantitation limit has been raised due to exhibited elevated noise or matrix interference.
TG Ion Ratio outside of limits, value is estimated maximum possible concentration (EMPC).
TH The sample minimum detectable concentration (MDC) is greater than the requested reporting limit (RL)
TJ Tracer exceeds control limit due to very low tracer value.
TO Value off the electronic scale of detector.
TV Sample was not taken due to high vacuum.
TW LCS recovery exceeds control limit.
TX LCSD recovery exceeds control limit.
TY Estimated due to discrepancies meeting analyte-specific QC criteria. Dual Column %Diff over limit.
TZ Carrier exceeds control limit.
U EPA Flag - Compound was analyzed for, but was not detected
UA Average.
UB Value affected by contamination.
UC Value extrapolated at low end.

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