Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
30-04-2026 08:19:31
PM - 2.5 12.95 (µg/m3)
PM - 10 59.39 (µg/m3)
SO2 8.8 (µg/m3)
CO 1.27 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
30-04-2026 08:15:45
PM - 2.5 25.43 (µg/m3)
PM - 10 66.46 (µg/m3)
SO2 22.59 (µg/m3)
CO 0.25 (mg/m3)
NO2 6.78 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
30-04-2026 08:19:27
PM - 2.5 16 (µg/m3)
PM - 10 30 (µg/m3)
SO2 5 (µg/m3)
CO 0.29 (mg/m3)
NO2 17.1 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
30-04-2026 08:15:49
PM - 2.5 2.33 (µg/m3)
PM - 10 (µg/m3)
SO2 5.43 (µg/m3)
CO ##### (mg/m3)
NO2 1.2 (µg/m3)
SECL
Gayatri UG Mine
30-04-2026 08:19:23
PM - 2.5 0 (µg/m3)
PM - 10 45.92 (µg/m3)
SO2 22.4 (µg/m3)
CO 0.83 (mg/m3)
NO2 6.42 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
30-04-2026 08:19:34
PM - 2.5 7 (µg/m3)
PM - 10 10 (µg/m3)
SO2 8.3 (µg/m3)
CO 0.67 (mg/m3)
NO2 2.2 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
30-04-2026 08:19:22
PM - 2.5 2 (µg/m3)
PM - 10 3 (µg/m3)
SO2 10.4 (µg/m3)
CO 0.00 (mg/m3)
NO2 17.3 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
30-04-2026 08:19:32
PM - 2.5 13 (µg/m3)
PM - 10 21 (µg/m3)
SO2 7 (µg/m3)
CO 0.36 (mg/m3)
NO2 27.1 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
30-04-2026 08:15:50
PM - 2.5 .06 (µg/m3)
PM - 10 (µg/m3)
SO2 .03 (µg/m3)
CO 0.92 (mg/m3)
NO2 258.14 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
30-04-2026 08:19:35
PM - 2.5 37.7 (µg/m3)
PM - 10 114.8 (µg/m3)
SO2 12.48 (µg/m3)
CO 0.60 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
30-04-2026 08:19:25
PM - 2.5 21.74 (µg/m3)
PM - 10 734.14 (µg/m3)
SO2 28.53 (µg/m3)
CO 0.83 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
30-04-2026 08:18:25
PM - 2.5 49.46 (µg/m3)
PM - 10 85.27 (µg/m3)
SO2 22.01 (µg/m3)
CO 1.96 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
30-04-2026 08:15:25
PM - 2.5 25.5 (µg/m3)
PM - 10 98.8 (µg/m3)
SO2 .85 (µg/m3)
CO 0.00 (mg/m3)
NO2 1.69 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
30-04-2026 08:07:33
PM - 2.5 51.6 (µg/m3)
PM - 10 106.93 (µg/m3)
SO2 16.52 (µg/m3)
CO 0.51 (mg/m3)
NO2 11.07 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
30-04-2026 08:15:58
PM - 2.5 44.03 (µg/m3)
PM - 10 85.22 (µg/m3)
SO2 11.9 (µg/m3)
CO 0.27 (mg/m3)
NO2 4.2 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
30-04-2026 08:16:32
PM - 2.5 4 (µg/m3)
PM - 10 54.02 (µg/m3)
SO2 6.95 (µg/m3)
CO 0.51 (mg/m3)
NO2 18.26 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
30-04-2026 08:19:26
PM - 2.5 27 (µg/m3)
PM - 10 48 (µg/m3)
SO2 9 (µg/m3)
CO 1.15 (mg/m3)
NO2 7.1 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
30-04-2026 08:15:59
PM - 2.5 44.08 (µg/m3)
PM - 10 (µg/m3)
SO2 39.77 (µg/m3)
CO 1.19 (mg/m3)
NO2 120.45 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
30-04-2026 08:19:31
PM - 2.5 12.95 (µg/m3)
PM - 10 59.39 (µg/m3)
SO2 8.8 (µg/m3)
CO 1.27 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
30-04-2026 08:15:45
PM - 2.5 25.43 (µg/m3)
PM - 10 66.46 (µg/m3)
SO2 22.59 (µg/m3)
CO 0.25 (mg/m3)
NO2 6.78 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
30-04-2026 08:19:27
PM - 2.5 16 (µg/m3)
PM - 10 30 (µg/m3)
SO2 5 (µg/m3)
CO 0.29 (mg/m3)
NO2 17.1 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
30-04-2026 08:15:49
PM - 2.5 2.33 (µg/m3)
PM - 10 (µg/m3)
SO2 5.43 (µg/m3)
CO ##### (mg/m3)
NO2 1.2 (µg/m3)
SECL
Gayatri UG Mine
30-04-2026 08:19:23
PM - 2.5 0 (µg/m3)
PM - 10 45.92 (µg/m3)
SO2 22.4 (µg/m3)
CO 0.83 (mg/m3)
NO2 6.42 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
30-04-2026 08:19:34
PM - 2.5 7 (µg/m3)
PM - 10 10 (µg/m3)
SO2 8.3 (µg/m3)
CO 0.67 (mg/m3)
NO2 2.2 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
30-04-2026 08:19:22
PM - 2.5 2 (µg/m3)
PM - 10 3 (µg/m3)
SO2 10.4 (µg/m3)
CO 0.00 (mg/m3)
NO2 17.3 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
30-04-2026 08:19:32
PM - 2.5 13 (µg/m3)
PM - 10 21 (µg/m3)
SO2 7 (µg/m3)
CO 0.36 (mg/m3)
NO2 27.1 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
30-04-2026 08:15:50
PM - 2.5 .06 (µg/m3)
PM - 10 (µg/m3)
SO2 .03 (µg/m3)
CO 0.92 (mg/m3)
NO2 258.14 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
30-04-2026 08:19:35
PM - 2.5 37.7 (µg/m3)
PM - 10 114.8 (µg/m3)
SO2 12.48 (µg/m3)
CO 0.60 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
30-04-2026 08:19:25
PM - 2.5 21.74 (µg/m3)
PM - 10 734.14 (µg/m3)
SO2 28.53 (µg/m3)
CO 0.83 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
30-04-2026 08:18:25
PM - 2.5 49.46 (µg/m3)
PM - 10 85.27 (µg/m3)
SO2 22.01 (µg/m3)
CO 1.96 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
30-04-2026 08:15:25
PM - 2.5 25.5 (µg/m3)
PM - 10 98.8 (µg/m3)
SO2 .85 (µg/m3)
CO 0.00 (mg/m3)
NO2 1.69 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
30-04-2026 08:07:33
PM - 2.5 51.6 (µg/m3)
PM - 10 106.93 (µg/m3)
SO2 16.52 (µg/m3)
CO 0.51 (mg/m3)
NO2 11.07 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
30-04-2026 08:15:58
PM - 2.5 44.03 (µg/m3)
PM - 10 85.22 (µg/m3)
SO2 11.9 (µg/m3)
CO 0.27 (mg/m3)
NO2 4.2 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
30-04-2026 08:16:32
PM - 2.5 4 (µg/m3)
PM - 10 54.02 (µg/m3)
SO2 6.95 (µg/m3)
CO 0.51 (mg/m3)
NO2 18.26 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
30-04-2026 08:19:26
PM - 2.5 27 (µg/m3)
PM - 10 48 (µg/m3)
SO2 9 (µg/m3)
CO 1.15 (mg/m3)
NO2 7.1 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
30-04-2026 08:15:59
PM - 2.5 44.08 (µg/m3)
PM - 10 (µg/m3)
SO2 39.77 (µg/m3)
CO 1.19 (mg/m3)
NO2 120.45 (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)
30-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	60	65.13

1 - 1

Record Date	Company name	Mine name	Permissible Limit (µg/m3)	Average PM - 10 (µg/m3)
30-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	734.14

1 - 1

CAAQMS Data

1 - 10 of 1,053

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	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	30-APR-2026 08:19	30-APR-2026 02:49	21.74	734.14	28.53	-	0.83	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	30-APR-2026 08:18	30-APR-2026 02:48	22.16	734.14	28.22	-	0.81	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	30-APR-2026 08:18	30-APR-2026 02:48	22.79	734.14	27.89	-	0.80	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	30-APR-2026 08:17	30-APR-2026 02:47	23.58	734.14	27.99	-	0.81	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	30-APR-2026 08:17	30-APR-2026 02:47	24.02	734.14	28.67	-	0.85	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	30-APR-2026 08:16	30-APR-2026 02:46	24.54	734.14	27.05	-	0.84	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL,Kusmunda	SECL_KUSMUNDA	30-APR-2026 08:16	30-APR-2026 08:15	4.00	54.02	6.95	18.26	0.51	site_1963	Envea India Pvt Ltd
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	30-APR-2026 08:16	30-APR-2026 02:46	24.96	734.14	30.52	-	0.86	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Bilaspur, CHHATTISGARHr	South Eastern Coalfields Limited - AQMS_H_Q	30-APR-2026 08:15	30-APR-2026 02:45	44.08	-	39.77	120.45	1.19	site_5592	Swan Environ
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	30-APR-2026 08:15	30-APR-2026 02:45	44.03	85.22	11.90	4.20	0.27	site_1931	Envea India Pvt Ltd

1 - 10 of 1,053

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