Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
19-04-2026 11:46:27
PM - 2.5 34.99 (µg/m3)
PM - 10 12.25 (µg/m3)
SO2 36.18 (µg/m3)
CO 0.16 (mg/m3)
NO2 1.85 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
19-04-2026 11:45:34
PM - 2.5 37.21 (µg/m3)
PM - 10 79.68 (µg/m3)
SO2 26.03 (µg/m3)
CO 0.22 (mg/m3)
NO2 28.55 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
19-04-2026 11:58:18
PM - 2.5 42.06 (µg/m3)
PM - 10 140.81 (µg/m3)
SO2 70.19 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
19-04-2026 11:45:56
PM - 2.5 2.24 (µg/m3)
PM - 10 (µg/m3)
SO2 5.29 (µg/m3)
CO ##### (mg/m3)
NO2 .34 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
19-04-2026 11:58:29
PM - 2.5 22 (µg/m3)
PM - 10 110 (µg/m3)
SO2 9.4 (µg/m3)
CO 0.87 (mg/m3)
NO2 17.6 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
19-04-2026 11:58:14
PM - 2.5 26 (µg/m3)
PM - 10 40 (µg/m3)
SO2 5.2 (µg/m3)
CO 0.31 (mg/m3)
NO2 24.4 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
19-04-2026 11:58:39
PM - 2.5 49.96 (µg/m3)
PM - 10 169.63 (µg/m3)
SO2 15.07 (µg/m3)
CO 3.08 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
19-04-2026 11:58:26
PM - 2.5 50.29 (µg/m3)
PM - 10 66.45 (µg/m3)
SO2 22.9 (µg/m3)
CO 1.75 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S Ukni Opencast Mine
19-04-2026 11:58:34
PM - 2.5 137.23 (µg/m3)
PM - 10 119.44 (µg/m3)
SO2 23.65 (µg/m3)
CO 1.94 (mg/m3)
NO2 .65 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
19-04-2026 11:45:51
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.26 (mg/m3)
NO2 277.7 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
19-04-2026 11:58:38
PM - 2.5 77.68 (µg/m3)
PM - 10 196 (µg/m3)
SO2 19.17 (µg/m3)
CO 0.52 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
19-04-2026 11:58:28
PM - 2.5 81.6 (µg/m3)
PM - 10 162.3 (µg/m3)
SO2 31.91 (µg/m3)
CO 2.00 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
19-04-2026 11:48:17
PM - 2.5 159.96 (µg/m3)
PM - 10 275.79 (µg/m3)
SO2 58.8 (µg/m3)
CO 3.79 (mg/m3)
NO2 33.68 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
19-04-2026 11:52:04
PM - 2.5 53.1 (µg/m3)
PM - 10 111.34 (µg/m3)
SO2 19.75 (µg/m3)
CO 0.67 (mg/m3)
NO2 11.52 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
19-04-2026 11:49:03
PM - 2.5 52.15 (µg/m3)
PM - 10 89.08 (µg/m3)
SO2 10.28 (µg/m3)
CO 0.41 (mg/m3)
NO2 4.04 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
19-04-2026 11:46:21
PM - 2.5 2147483.75 (µg/m3)
PM - 10 54.63 (µg/m3)
SO2 6.9 (µg/m3)
CO 0.47 (mg/m3)
NO2 18.04 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
19-04-2026 11:58:24
PM - 2.5 41 (µg/m3)
PM - 10 71 (µg/m3)
SO2 8.8 (µg/m3)
CO 0.37 (mg/m3)
NO2 11.1 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
19-04-2026 11:45:19
PM - 2.5 15.25 (µg/m3)
PM - 10 (µg/m3)
SO2 12.47 (µg/m3)
CO 0.16 (mg/m3)
NO2 161.33 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
19-04-2026 11:58:24
PM - 2.5 34.46 (µg/m3)
PM - 10 135.94 (µg/m3)
SO2 89.53 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
19-04-2026 11:46:27
PM - 2.5 34.99 (µg/m3)
PM - 10 12.25 (µg/m3)
SO2 36.18 (µg/m3)
CO 0.16 (mg/m3)
NO2 1.85 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
19-04-2026 11:45:34
PM - 2.5 37.21 (µg/m3)
PM - 10 79.68 (µg/m3)
SO2 26.03 (µg/m3)
CO 0.22 (mg/m3)
NO2 28.55 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
19-04-2026 11:58:18
PM - 2.5 42.06 (µg/m3)
PM - 10 140.81 (µg/m3)
SO2 70.19 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
19-04-2026 11:45:56
PM - 2.5 2.24 (µg/m3)
PM - 10 (µg/m3)
SO2 5.29 (µg/m3)
CO ##### (mg/m3)
NO2 .34 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
19-04-2026 11:58:29
PM - 2.5 22 (µg/m3)
PM - 10 110 (µg/m3)
SO2 9.4 (µg/m3)
CO 0.87 (mg/m3)
NO2 17.6 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
19-04-2026 11:58:14
PM - 2.5 26 (µg/m3)
PM - 10 40 (µg/m3)
SO2 5.2 (µg/m3)
CO 0.31 (mg/m3)
NO2 24.4 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
19-04-2026 11:58:39
PM - 2.5 49.96 (µg/m3)
PM - 10 169.63 (µg/m3)
SO2 15.07 (µg/m3)
CO 3.08 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
19-04-2026 11:58:26
PM - 2.5 50.29 (µg/m3)
PM - 10 66.45 (µg/m3)
SO2 22.9 (µg/m3)
CO 1.75 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S Ukni Opencast Mine
19-04-2026 11:58:34
PM - 2.5 137.23 (µg/m3)
PM - 10 119.44 (µg/m3)
SO2 23.65 (µg/m3)
CO 1.94 (mg/m3)
NO2 .65 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
19-04-2026 11:45:51
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.26 (mg/m3)
NO2 277.7 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
19-04-2026 11:58:38
PM - 2.5 77.68 (µg/m3)
PM - 10 196 (µg/m3)
SO2 19.17 (µg/m3)
CO 0.52 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
19-04-2026 11:58:28
PM - 2.5 81.6 (µg/m3)
PM - 10 162.3 (µg/m3)
SO2 31.91 (µg/m3)
CO 2.00 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
19-04-2026 11:48:17
PM - 2.5 159.96 (µg/m3)
PM - 10 275.79 (µg/m3)
SO2 58.8 (µg/m3)
CO 3.79 (mg/m3)
NO2 33.68 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
19-04-2026 11:52:04
PM - 2.5 53.1 (µg/m3)
PM - 10 111.34 (µg/m3)
SO2 19.75 (µg/m3)
CO 0.67 (mg/m3)
NO2 11.52 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
19-04-2026 11:49:03
PM - 2.5 52.15 (µg/m3)
PM - 10 89.08 (µg/m3)
SO2 10.28 (µg/m3)
CO 0.41 (mg/m3)
NO2 4.04 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
19-04-2026 11:46:21
PM - 2.5 2147483.75 (µg/m3)
PM - 10 54.63 (µg/m3)
SO2 6.9 (µg/m3)
CO 0.47 (mg/m3)
NO2 18.04 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
19-04-2026 11:58:24
PM - 2.5 41 (µg/m3)
PM - 10 71 (µg/m3)
SO2 8.8 (µg/m3)
CO 0.37 (mg/m3)
NO2 11.1 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
19-04-2026 11:45:19
PM - 2.5 15.25 (µg/m3)
PM - 10 (µg/m3)
SO2 12.47 (µg/m3)
CO 0.16 (mg/m3)
NO2 161.33 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
19-04-2026 11:58:24
PM - 2.5 34.46 (µg/m3)
PM - 10 135.94 (µg/m3)
SO2 89.53 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

From

Expected format: DD-MON-RR

Subsidiary

Mine

Record Date	Company name	Mine name	Permissible Limit (µg/m3)	Average PM - 2.5 (µg/m3)
19-APR-2026	South Eastern Coalfields Limited	M/S Kanchan OC Coal Mine	60	68.76
19-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	60	70.12
19-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	60	95.97
19-APR-2026	South Eastern Coalfields Limited	SECL_KUSMUNDA	60	2,147,483.75

1 - 4

Record Date	Company name	Mine name	Permissible Limit (µg/m3)	Average PM - 10 (µg/m3)
19-APR-2026	South Eastern Coalfields Limited	M/S Kanchan OC Coal Mine	100	191.79
19-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	141.24
19-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	239.05

1 - 3

CAAQMS Data

1 - 10 of 4,400

Company Name	Area Name	Mine Name	Creation datetime	Record time	PM - 2.5 (µg/m3)	PM - 10 (µg/m3)	SO2 (µg/m3)	NO2 (µg/m3)	CO (mg/m3)	Device ID	Created by
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	19-APR-2026 11:58	19-APR-2026 06:27	49.96	169.63	15.07	-	3.08	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	19-APR-2026 11:58	19-APR-2026 06:28	81.60	162.30	31.91	-	2.00	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	19-APR-2026 11:58	19-APR-2026 06:24	50.29	66.45	22.90	-	1.75	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	19-APR-2026 11:58	19-APR-2026 06:26	49.41	169.85	14.96	-	3.08	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	19-APR-2026 11:57	19-APR-2026 06:27	81.36	162.52	31.06	-	1.99	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	19-APR-2026 11:57	19-APR-2026 06:24	50.04	66.97	22.93	-	1.75	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	19-APR-2026 11:57	19-APR-2026 06:24	49.88	67.44	22.77	-	1.75	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	19-APR-2026 11:57	19-APR-2026 06:26	49.20	169.88	14.66	-	3.04	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	19-APR-2026 11:57	19-APR-2026 06:27	81.13	162.76	30.93	-	1.98	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	19-APR-2026 11:57	19-APR-2026 06:25	49.11	169.92	14.44	-	3.06	site_3509	Thermo Fisher Scientific India Private Limited

1 - 10 of 4,400

marquee

New

PM - 2.5 (µg/m3)

PM - 10 (µg/m3)

SO2 (µg/m3)

CO (mg/m3)

NO2 (µg/m3)

Permissible limit crossed for PM - 2.5 (µg/m3) in selected date range

Permissible limit crossed for PM - 10 (µg/m3) in selected date range

CAAQMS Data