NYC 9/11 Public Portal Document
TESTING (ELPAT) PROGRAM
ENVIRONMENTAL LEAD PROFICIENCY ANALYTICAL
INDIVIDUAL LABORATORY REPORT FOR ROUND 024
LAB e07054 SEPTEMBER 23, 1998
10010
ATC A OC ATES INC.; NEW YORK. NY
1 ~M
REPORTED REFERENCE ACCEPTABLE RANGE # LAB 8 2 &
SAMPLE PERFORMANCE SCORE
NO. RESULTS VALUES * ,--LOWER UPPER
AMPLE TYPE -----------------
-------
0.7432 O.S$12 O,s~052 A 1.57
Paint Chips (X) 1 0.6582
0.2127 0.1492 0.2762 A -1.77
(1.1752
0.051 0.0524 n. 37? 0,"4-72 A -0.29
3
3.3834 2.6436 4.1232 A •0.58
4 3.2413
400.7 440.6 354 527.2 A -1.38
Soil (mg/kg) 1
626.1 696.3 545.3 827.4 A -1.28
3 713.1 820.9 651.2 990.5 A -1.91
39.9 34.2 13.1 55.3 A 0.81
58 57.8355 37.5 78.2 A 0.02
Dust Wipes (ug) 1
2 1127.0581 884 1370.2 A -0.98
1047.3
3 127.1 128.3887 93.4 163.4 A -0.11
354.8 401.8589 326 477.8 A -1.86
4
laboratories
Reference value is the mean of the reference
Upper Limit: reference value + 3 standard deviations
Lower Limit: reference value - 13 standard deviations
N A: Analysis acceptable; -: Results not reported
lower Limit, not acceptable
N: Results > upper limit, L: Results < deviation
result-reference value)/standard
& 2 Score = (reported
on 2-scores.
Note: the acceptab(ity of reported results is based according to
This is why a reported result may appear acceptable
outlier.
performance limits, but be identified as an
LABORATORY YEAR-TO-DATE PERFORMANCE REPORT
LAB ID=07054
ROUND * ACCUMULATED PERFORMANCE PROFICIENCY
ROUND RATING #
NO. PERFORMANCE 4 ROUNDS(%) 2 ROUNDS( )
SAMPLE TYPE
Paint Chips (7.) 021 4/4
022 4/4
023 4/4
4/4 16/16 100 8/8 100 P
024
Soil (mg/kg) 021 4/4
022 4/4
023 4/4
4/4 16/16 100 8/8 100 p
024
Dust Wipes (ug) 021 4/4
022 4/4
023 4/4
024 4/4 16/16 100 8/8 100 p
samples analyzed.
The denominators represent the number of total
acceptable results.
The numerators represent the number of
NP: Nanproficient -: Not Rated
I P : Proficient
Performance ratings ased on accumulated results over four rounds
chips, soil, or dust
(one year). A Lab's Ve:r..tormance in ground paint
wipes is rated profi (P), if: 1) three-fourths (757.) or more of the
accumulated results over four rounds are acceptable or 2) for the last
two rounds, all samples are analyzed and the results are 100 % acceptable.
NYC-WTC 000121507
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