EPA AERMOD Test-Suite Parity Report

Generated by scripts/run_epa_parity.py in 286.4s.

Provenance

Field	Value
Generated (UTC)	2026-08-24 15:52:41
AERMOD version	26135 (from run banner)
AERMOD binary	/tmp/aermod_build/aermod_source_v26135/aermod
Compiler (gfortran --version on PATH)	GNU Fortran (Homebrew GCC 15.2.0) 15.2.0
EPA reference set	aermet26135_aermod26135 (AERMET 26135, AERMOD 26135)
pyaermod	2.0.0
Git commit	df9b346
Platform	macOS-26.3.1-arm64-arm-64bit; Python 3.11.8

Pass criterion: best-fit slope of paired (reference, candidate) concentrations within ±0.001 of 1.0, matching EPA's own Compare_AERMOD_test_cases.R published margin.

Result: 142 / 142 POSTFILE comparisons within tolerance.

| Case | Pass | Slope | n paired | Mean |Δ| | Ref max | Cand max | |------|:----:|------:|---------:|----------:|--------:|---------:| | AERMOD-BALDWIN45_01H.PST | ✅ | 1.000000 | 219600 | 0 | 6100 | 6100 | | AERMOD-BALDWINHORIZ_01H.PST | ✅ | 1.000000 | 219600 | 0 | 1.065e+04 | 1.065e+04 | | AERMOD-BALDWINVERT_01H.PST | ✅ | 1.000000 | 219600 | 0 | 6178 | 6178 | | AERTEST_01H.PST | ✅ | 1.000000 | 13824 | 0 | 753.7 | 753.7 | | ALLSRCS_AREAP_01H.PST | ✅ | 1.000000 | 32064 | 0 | 4310 | 4310 | | ALLSRCS_AREA_01H.PST | ✅ | 1.000000 | 32064 | 0 | 6752 | 6752 | | ALLSRCS_BLINE_01H.PST | ✅ | 1.000000 | 32064 | 0 | 1.143e+04 | 1.143e+04 | | ALLSRCS_CIRC_01H.PST | ✅ | 1.000000 | 32064 | 0 | 9.18e+04 | 9.18e+04 | | ALLSRCS_LINE_01H.PST | ✅ | 1.000000 | 32064 | 0 | 1.122e+04 | 1.122e+04 | | ALLSRCS_OPENPIT_01H.PST | ✅ | 1.000000 | 32064 | 0 | 1373 | 1373 | | ALLSRCS_RLINEB2_01H.PST | ✅ | 1.000000 | 32064 | 0.1771 | 3.165e+05 | 3.165e+05 | | ALLSRCS_RLINEBA_01H.PST | ✅ | 0.999992 | 32064 | 0.02139 | 2.144e+05 | 2.144e+05 | | ALLSRCS_RLINEB_01H.PST | ✅ | 1.000000 | 32064 | 0.1771 | 3.165e+05 | 3.165e+05 | | ALLSRCS_RLINEDE_01H.PST | ✅ | 1.000010 | 32064 | 0.05978 | 1.046e+05 | 1.046e+05 | | ALLSRCS_STACKDW_01H.PST | ✅ | 1.000000 | 32064 | 0 | 742.4 | 742.4 | | ALLSRCS_STACK_01H.PST | ✅ | 1.000000 | 32064 | 0 | 304.6 | 304.6 | | ALLSRCS_VOL_01H.PST | ✅ | 1.000000 | 32064 | 0 | 74.18 | 74.18 | | BLP_URBAN_2S26_01H.PST | ✅ | 1.000000 | 1976400 | 5.566e-13 | 3427 | 3427 | | BLP_URBAN_2S29_01H.PST | ✅ | 1.000000 | 1976400 | 5.566e-13 | 3427 | 3427 | | CAPPED_NOSTD_STACK2CE_01H.PST | ✅ | 1.000000 | 27648 | 0 | 7134 | 7134 | | CAPPED_NOSTD_STACK2C_01H.PST | ✅ | 1.000000 | 27648 | 0 | 8854 | 8854 | | CAPPED_NOSTD_STACK2HE_01H.PST | ✅ | 1.000000 | 27648 | 0 | 4399 | 4399 | | CAPPED_NOSTD_STACK2H_01H.PST | ✅ | 1.000000 | 27648 | 0 | 4399 | 4399 | | CAPPED_STACK1C0_01H.PST | ✅ | 0.999991 | 27648 | 0.01191 | 3.973e+04 | 3.973e+04 | | CAPPED_STACK1C_01H.PST | ✅ | 1.000007 | 27648 | 0.0009508 | 1015 | 1015 | | CAPPED_STACK1H_01H.PST | ✅ | 1.000003 | 27648 | 5.249e-05 | 1661 | 1661 | | CAPPED_STACK1_01H.PST | ✅ | 1.000000 | 27648 | 0 | 753.7 | 753.7 | | CAPPED_STACK2C0_01H.PST | ✅ | 1.000000 | 27648 | 0 | 1.236e+05 | 1.236e+05 | | CAPPED_STACK2CE_01H.PST | ✅ | 1.000000 | 27648 | 0 | 2.095e+04 | 2.095e+04 | | CAPPED_STACK2C_01H.PST | ✅ | 1.000000 | 27648 | 0 | 8854 | 8854 | | CAPPED_STACK2H_01H.PST | ✅ | 1.000000 | 27648 | 0 | 4399 | 4399 | | CAPPED_STACK2_01H.PST | ✅ | 1.000000 | 27648 | 0 | 5029 | 5029 | | FLATELEV_ELEV_STK_01H.PST | ✅ | 1.000000 | 96624 | 0 | 310 | 310 | | FLATELEV_FLAT_STK_01H.PST | ✅ | 1.000000 | 96624 | 0 | 89.25 | 89.25 | | HRDOW_STACK1_01H.PST | ✅ | 1.000000 | 316224 | 0 | 566.8 | 566.8 | | HRDOW_STACK2_01H.PST | ✅ | 1.000000 | 316224 | 0 | 599.9 | 599.9 | | HRDOW_STACK3_01H.PST | ✅ | 1.000000 | 316224 | 0 | 599.9 | 599.9 | | HRDOW_STACK4_01H.PST | ✅ | 1.000000 | 316224 | 0 | 566.8 | 566.8 | | HRDOW_STACK5_01H.PST | ✅ | 1.000000 | 316224 | 0 | 599.9 | 599.9 | | HRDOW_STACK6_01H.PST | ✅ | 1.000000 | 316224 | 0 | 599.9 | 599.9 | | IN_URBAN_01H.PST | ✅ | 1.000000 | 34560 | 0 | 4.072 | 4.072 | | LOVETT_01H.PST | ✅ | 1.000000 | 96624 | 0 | 293 | 293 | | LOVETT_24H.PST | ✅ | 1.000000 | 4026 | 0 | 51.36 | 51.36 | | LVT24_ELEV.PST | ✅ | 1.000000 | 4026 | 0 | 28.88 | 28.88 | | LVT24_FLAT.PST | ✅ | 1.000000 | 4026 | 0 | 7.497 | 7.497 | | MCR_01H.PST | ✅ | 1.000000 | 64512 | 0 | 1126 | 1126 | | MCR_03H.PST | ✅ | 1.000000 | 21504 | 0 | 513.4 | 513.4 | | MCR_24H.PST | ✅ | 1.000000 | 2688 | 0 | 134.7 | 134.7 | | MULTURB_STACK1_01H.PST | ✅ | 1.000000 | 13824 | 0 | 752.9 | 752.9 | | MULTURB_STACK2_01H.PST | ✅ | 1.000000 | 13824 | 0 | 752.9 | 752.9 | | MULTURB_STACK3_01H.PST | ✅ | 1.000000 | 13824 | 0 | 752.9 | 752.9 | | MULTURB_STACK4_01H.PST | ✅ | 1.000000 | 13824 | 0 | 752.9 | 752.9 | | NO2_1yrAK_1TIER_01H_ALL.PST | ✅ | 1.000000 | 473040 | 3.695e-08 | 1257 | 1257 | | NO2_1yrAK_1TIER_01H_ASR.PST | ✅ | 1.000000 | 473040 | 0 | 646.3 | 646.3 | | NO2_1yrAK_1TIER_01H_BGD.PST | ✅ | 1.000000 | 473040 | 0 | 9.4 | 9.4 | | NO2_1yrAK_1TIER_01H_STK.PST | ✅ | 1.000000 | 473040 | 3.678e-08 | 461 | 461 | | NO2_1yrAK_1TIER_01H_VSR.PST | ✅ | 1.000000 | 473040 | 0 | 602.3 | 602.3 | | NO2_1yrAK_ARM2Min_01H_ALL.PST | ✅ | 1.000000 | 473040 | 7.188e-09 | 199.7 | 199.7 | | NO2_1yrAK_ARM2Min_01H_ASR.PST | ✅ | 1.000000 | 473040 | 4.651e-09 | 99.55 | 99.55 | | NO2_1yrAK_ARM2Min_01H_BGD.PST | ✅ | 1.000000 | 473040 | 0 | 9.4 | 9.4 | | NO2_1yrAK_ARM2Min_01H_STK.PST | ✅ | 1.000000 | 473040 | 1.569e-08 | 136.8 | 136.8 | | NO2_1yrAK_ARM2Min_01H_VSR.PST | ✅ | 1.000000 | 473040 | 4.334e-09 | 94.15 | 94.15 | | NO2_1yrAK_ARM2_01H_ALL.PST | ✅ | 1.000000 | 473040 | 1.522e-08 | 633.3 | 633.3 | | NO2_1yrAK_ARM2_01H_ASR.PST | ✅ | 1.000000 | 473040 | 1.564e-09 | 323.2 | 323.2 | | NO2_1yrAK_ARM2_01H_BGD.PST | ✅ | 1.000000 | 473040 | 0 | 9.4 | 9.4 | | NO2_1yrAK_ARM2_01H_STK.PST | ✅ | 1.000000 | 473040 | 1.786e-08 | 230.5 | 230.5 | | NO2_1yrAK_ARM2_01H_VSR.PST | ✅ | 1.000000 | 473040 | 1.501e-09 | 301.2 | 301.2 | | NO2_1yrAK_GRSM_01H_ALL.PST | ✅ | 1.000000 | 473040 | 5.158e-09 | 188 | 188 | | NO2_1yrAK_GRSM_01H_ASR.PST | ✅ | 1.000000 | 473040 | 5.285e-10 | 92.53 | 92.53 | | NO2_1yrAK_GRSM_01H_BGD.PST | ✅ | 1.000000 | 473040 | 1.691e-10 | 17.51 | 17.51 | | NO2_1yrAK_GRSM_01H_STK.PST | ✅ | 1.000000 | 473040 | 6.849e-09 | 70.14 | 70.14 | | NO2_1yrAK_GRSM_01H_VSR.PST | ✅ | 1.000000 | 473040 | 5.285e-10 | 86.12 | 86.12 | | NO2_1yrAK_OLMA_01H_ALL.PST | ✅ | 1.000000 | 473040 | 6.004e-09 | 220.6 | 220.6 | | NO2_1yrAK_OLMA_01H_ASR.PST | ✅ | 1.000000 | 473040 | 2.685e-09 | 109.4 | 109.4 | | NO2_1yrAK_OLMA_01H_BGD.PST | ✅ | 1.000000 | 473040 | 0 | 9.4 | 9.4 | | NO2_1yrAK_OLMA_01H_STK.PST | ✅ | 1.000000 | 473040 | 1.135e-08 | 126.5 | 126.5 | | NO2_1yrAK_OLMA_01H_VSR.PST | ✅ | 1.000000 | 473040 | 2.685e-09 | 101.8 | 101.8 | | NO2_1yrAK_OLM_01H_ALL.PST | ✅ | 1.000000 | 473040 | 1.947e-08 | 381.4 | 381.4 | | NO2_1yrAK_OLM_01H_ASR.PST | ✅ | 1.000000 | 473040 | 0 | 151 | 151 | | NO2_1yrAK_OLM_01H_BGD.PST | ✅ | 1.000000 | 473040 | 0 | 9.4 | 9.4 | | NO2_1yrAK_OLM_01H_STK.PST | ✅ | 1.000000 | 473040 | 1.93e-08 | 140.1 | 140.1 | | NO2_1yrAK_OLM_01H_VSR.PST | ✅ | 1.000000 | 473040 | 0 | 147.9 | 147.9 | | NO2_1yrAK_PVMRM_01H_ALL.PST | ✅ | 1.000000 | 473040 | 1.602e-08 | 273.8 | 273.8 | | NO2_1yrAK_PVMRM_01H_ASR.PST | ✅ | 1.000000 | 473040 | 0 | 137.9 | 137.9 | | NO2_1yrAK_PVMRM_01H_BGD.PST | ✅ | 1.000000 | 473040 | 0 | 9.4 | 9.4 | | NO2_1yrAK_PVMRM_01H_STK.PST | ✅ | 1.000000 | 473040 | 1.317e-08 | 71.3 | 71.3 | | NO2_1yrAK_PVMRM_01H_VSR.PST | ✅ | 1.000000 | 473040 | 2.917e-09 | 126.5 | 126.5 | | NO2_ARM2_PPB_01H.PST | ✅ | 1.000000 | 6912 | 0 | 205.7 | 205.7 | | NO2_ARM2_PPB_BKG.PST | ✅ | 1.000000 | 6912 | 0 | 14.19 | 14.19 | | NO2_ARM2_PPB_SRC.PST | ✅ | 1.000000 | 6912 | 0 | 200.1 | 200.1 | | NO2_ARM2_UGM3_01H.PST | ✅ | 1.000000 | 6912 | 0 | 203.1 | 203.1 | | NO2_ARM2_UGM3_BKG.PST | ✅ | 1.000000 | 6912 | 0 | 7.549 | 7.549 | | NO2_ARM2_UGM3_SRC.PST | ✅ | 1.000000 | 6912 | 0 | 200.1 | 200.1 | | NO2_GRSM_PPB_01H.PST | ✅ | 1.000000 | 6912 | 0 | 45.67 | 45.67 | | NO2_GRSM_PPB_BKG.PST | ✅ | 1.000000 | 6912 | 0 | 14.19 | 14.19 | | NO2_GRSM_PPB_SRC.PST | ✅ | 1.000000 | 6912 | 0 | 40.02 | 40.02 | | NO2_GRSM_UGM3_01H.PST | ✅ | 1.000000 | 6912 | 0 | 43.03 | 43.03 | | NO2_GRSM_UGM3_BKG.PST | ✅ | 1.000000 | 6912 | 0 | 7.549 | 7.549 | | NO2_GRSM_UGM3_SRC.PST | ✅ | 1.000000 | 6912 | 0 | 40.02 | 40.02 | | NO2_OLM_PPB_01H.PST | ✅ | 1.000000 | 6912 | 0 | 45.67 | 45.67 | | NO2_OLM_PPB_BKG.PST | ✅ | 1.000000 | 6912 | 0 | 14.19 | 14.19 | | NO2_OLM_PPB_SRC.PST | ✅ | 1.000000 | 6912 | 0 | 40.02 | 40.02 | | NO2_OLM_UGM3_01H.PST | ✅ | 1.000000 | 6912 | 0 | 43.03 | 43.03 | | NO2_OLM_UGM3_BKG.PST | ✅ | 1.000000 | 6912 | 0 | 7.549 | 7.549 | | NO2_OLM_UGM3_SRC.PST | ✅ | 1.000000 | 6912 | 0 | 40.02 | 40.02 | | NO2_PVMRM_PPB_01H.PST | ✅ | 1.000000 | 6912 | 0 | 45.67 | 45.67 | | NO2_PVMRM_PPB_BKG.PST | ✅ | 1.000000 | 6912 | 0 | 14.19 | 14.19 | | NO2_PVMRM_PPB_SRC.PST | ✅ | 1.000000 | 6912 | 0 | 40.02 | 40.02 | | NO2_PVMRM_UGM3_01H.PST | ✅ | 1.000000 | 6912 | 0 | 43.03 | 43.03 | | NO2_PVMRM_UGM3_BKG.PST | ✅ | 1.000000 | 6912 | 0 | 7.549 | 7.549 | | NO2_PVMRM_UGM3_SRC.PST | ✅ | 1.000000 | 6912 | 0 | 40.02 | 40.02 | | NO2_TTRM_PPB_01H.PST | ✅ | 1.000000 | 6912 | 0 | 45.67 | 45.67 | | NO2_TTRM_PPB_BKG.PST | ✅ | 1.000000 | 6912 | 0 | 14.19 | 14.19 | | NO2_TTRM_PPB_SRC.PST | ✅ | 1.000000 | 6912 | 0 | 40.02 | 40.02 | | NO2_TTRM_UGM3_01H.PST | ✅ | 1.000000 | 6912 | 0 | 43.03 | 43.03 | | NO2_TTRM_UGM3_BKG.PST | ✅ | 1.000000 | 6912 | 0 | 7.549 | 7.549 | | NO2_TTRM_UGM3_SRC.PST | ✅ | 1.000000 | 6912 | 0 | 40.02 | 40.02 | | OLMGRP_01H.PST | ✅ | 1.000000 | 315360 | 0 | 130.5 | 130.5 | | OLM_01H.PST | ✅ | 1.000000 | 315360 | 0 | 103.8 | 103.8 | | OPENPITS_PITGAS_01H.PST | ✅ | 1.000000 | 768 | 0 | 1137 | 1137 | | OPENPITS_PITPRT1_01H.PST | ✅ | 1.000000 | 768 | 0 | 1137 | 1137 | | OPENPITS_PITPRT2_01H.PST | ✅ | 1.000000 | 768 | 0 | 1137 | 1137 | | PSDCRED_NAAQS_01H.PST | ✅ | 1.000000 | 630720 | 0 | 64.17 | 64.17 | | PSDCRED_PSDINC_01H.PST | ✅ | 1.000000 | 630720 | 0 | 6.301 | 6.301 | | PSET2PA.PST | ✅ | 1.000000 | 360 | 0 | 63.3 | 63.3 | | PVMRM_01H.PST | ✅ | 1.000000 | 315360 | 0 | 53.5 | 53.5 | | SURFCOAL_01H.PST | ✅ | 1.000000 | 8640 | 0 | 774.1 | 774.1 | | SURFCOAL_ACTVTY_01H.PST | ✅ | 1.000000 | 8640 | 0 | 0.6399 | 0.6399 | | SURFCOAL_NPIT_01H.PST | ✅ | 1.000000 | 8640 | 0 | 240.8 | 240.8 | | SURFCOAL_OTHERS_01H.PST | ✅ | 1.000000 | 8640 | 0 | 44.22 | 44.22 | | SURFCOAL_ROADS_01H.PST | ✅ | 1.000000 | 8640 | 0 | 634.7 | 634.7 | | SURFCOAL_SPIT_01H.PST | ✅ | 1.000000 | 8640 | 0 | 88.09 | 88.09 | | TESTGAS2_01H.PST | ✅ | 1.000000 | 632448 | 0 | 410.6 | 410.6 | | TESTGAS_01H.PST | ✅ | 1.000000 | 276 | 0 | 459.5 | 459.5 | | TESTPART_01H.PST | ✅ | 1.000000 | 276 | 0 | 458.4 | 458.4 | | TESTPM10_01H.PST | ✅ | 1.000000 | 1577664 | 1.071e-06 | 101.1 | 101.1 | | TESTPRT2_01H.PST | ✅ | 1.000000 | 632448 | 0 | 410.4 | 410.4 | | TESTPRT2_MON.PST | ✅ | 1.000000 | 864 | 0 | 65.84 | 65.84 | | Test1_Base_cart_3cond_SNC.PST | ✅ | 0.999999 | 16224 | 0.1702 | 3.165e+05 | 3.165e+05 | | Test20_Urban_cart_3cond_SNC.PST | ✅ | 1.000000 | 16224 | 0.08931 | 1.246e+05 | 1.246e+05 | | Test3_Base_cart_3cond_SNC_bar.PST | ✅ | 1.000000 | 16224 | 0.0186 | 2.505e+05 | 2.505e+05 | | Test4_Base_cart_3cond_SNC_dep.PST | ✅ | 0.999998 | 16224 | 0.09601 | 1.809e+05 | 1.809e+05 |