NEM
NEM Daily analysis

Saturday 25 April 2026

Trading day 2026-04-25

Prices

Trading day · 04:00 → 04:00 AEST

NSW VIC QLD SA TAS
-$50 -$12 $25 $63 $100 04:00 10:00 16:00 22:00 04:00
Region Avg VWAP Min Max Neg Cap
NSW $47 $51 -$3 $90 0 0
QLD $42 $44 -$2 $83 3 0
SA $16 $26 -$61 $138 26 0
VIC -$9 -$4 -$64 $77 34 0
TAS $70 $71 $27 $98 0 0

Demand

NSW
Peak
8,119MW
18:05
Trough
4,570MW
12:20
Energy
307.3GWh
QLD
Peak
7,238MW
18:00
Trough
5,175MW
14:00
Energy
283.0GWh
SA
Peak
1,564MW
18:40
Trough
456MW
13:25
Energy
56.1GWh
VIC
Peak
5,440MW
18:05
Trough
2,550MW
12:45
Energy
193.6GWh
TAS
Peak
1,165MW
18:00
Trough
830MW
12:20
Energy
47.4GWh

Generation Mix

TOP FUEL 52.4%
  • Coal52.4% · 89.5 GWh
  • Gas0.6% · 1.0 GWh
  • Hydro6.0% · 10.2 GWh
  • Wind8.0% · 13.7 GWh
  • Solar (utility)15.4% · 26.3 GWh
  • Solar (rooftop)15.7% · 26.9 GWh
  • Battery1.8% · 3.1 GWh
TOP FUEL 56.0%
  • Coal56.0% · 106.6 GWh
  • Gas1.9% · 3.6 GWh
  • Hydro5.3% · 10.0 GWh
  • Wind13.7% · 26.1 GWh
  • Solar (utility)12.4% · 23.6 GWh
  • Solar (rooftop)8.8% · 16.7 GWh
  • Battery1.9% · 3.5 GWh
TOP FUEL 47.8%
  • Coal47.8% · 71.1 GWh
  • Hydro1.0% · 1.4 GWh
  • Wind33.5% · 49.8 GWh
  • Solar (utility)3.5% · 5.2 GWh
  • Solar (rooftop)12.4% · 18.4 GWh
  • Battery1.8% · 2.7 GWh
TOP FUEL 68.6%
  • Gas7.7% · 2.7 GWh
  • Wind68.6% · 23.7 GWh
  • Solar (utility)0.6% · 0.2 GWh
  • Solar (rooftop)20.7% · 7.1 GWh
  • Battery2.5% · 0.8 GWh
TOP FUEL 72.3%
  • Hydro72.3% · 16.6 GWh
  • Wind22.6% · 5.2 GWh
  • Solar (rooftop)5.1% · 1.2 GWh
coalgashydrobattery dischargewindsolar utilitysolar rooftopBattery (charge)
23:3005:3711:4517:5200:009.9 GW 0
coalgashydrobattery dischargewindsolar utilitysolar rooftopBattery (charge)
23:3005:3711:4517:5200:009.6 GW 0
coalhydrobattery dischargewindsolar utilitysolar rooftopBattery (charge)
23:3005:3711:4517:5200:007.7 GW 0
gasbattery dischargewindsolar utilitysolar rooftopBattery (charge)
23:3005:3711:4517:5200:002.0 GW 0
hydrowindsolar rooftop
23:3005:3711:4517:5200:001.2 GW 0

Renewables

NSW · Daily renewable share
28.4%
VIC · Daily renewable share
54.3%
QLD · Daily renewable share
41.4%
SA · Daily renewable share
80.4%
TAS · Daily renewable share
84.5%
Peak instantaneous
60.6%
at 08:55
Daily NEM-wide share
44.9%
By region (daily share)
  • NSW
    28.4%
  • VIC
    54.3%
  • QLD
    41.4%
  • SA
    80.4%
  • TAS
    84.5%

FCAS

ServiceCostSpikesPeakWhen
RAISEREG$7,7450$2025 Apr, 16:40
LOWERREG$4,4400$1625 Apr, 15:30
RAISE6SEC$2090$125 Apr, 17:30
RAISE60SEC$1760$025 Apr, 17:25
LOWER60SEC$930$125 Apr, 12:25
LOWER5MIN$820$025 Apr, 12:25
RAISE5MIN$490$025 Apr, 17:25
LOWER6SEC$280$025 Apr, 11:20
Total$12,822

Cost = NSW RRP × cleared MW per 5-min interval.

ServiceCostSpikesPeakWhen
RAISEREG$6,7020$2025 Apr, 16:40
LOWERREG$4,9300$1625 Apr, 15:30
LOWER60SEC$8900$125 Apr, 12:25
LOWER5MIN$4810$025 Apr, 12:25
RAISE6SEC$4110$125 Apr, 17:30
LOWER6SEC$3390$025 Apr, 11:20
RAISE60SEC$2850$025 Apr, 17:25
RAISE5MIN$570$025 Apr, 17:25
Total$14,096

Cost = QLD RRP × cleared MW per 5-min interval.

ServiceCostSpikesPeakWhen
RAISEREG$12,6760$2025 Apr, 16:40
LOWERREG$4,9260$1625 Apr, 15:30
LOWER60SEC$3680$125 Apr, 12:25
RAISE6SEC$2390$125 Apr, 17:30
RAISE60SEC$2190$025 Apr, 17:25
LOWER5MIN$1290$025 Apr, 12:25
LOWER6SEC$770$025 Apr, 11:20
RAISE5MIN$700$025 Apr, 17:25
Total$18,704

Cost = VIC RRP × cleared MW per 5-min interval.

ServiceCostSpikesPeakWhen
LOWERREG$4,3510$1625 Apr, 15:30
RAISEREG$2,2130$2025 Apr, 16:40
LOWER60SEC$3050$125 Apr, 12:25
LOWER5MIN$1340$025 Apr, 12:25
RAISE6SEC$1300$125 Apr, 17:30
LOWER6SEC$1030$025 Apr, 11:20
RAISE60SEC$930$025 Apr, 17:25
RAISE5MIN$290$025 Apr, 17:25
Total$7,357

Cost = SA RRP × cleared MW per 5-min interval.

ServiceCostSpikesPeakWhen
RAISEREG$9,3060$625 Apr, 16:40
LOWER6SEC$6,4110$1326 Apr, 00:45
LOWERREG$6,0070$925 Apr, 15:15
LOWER60SEC$2,0640$125 Apr, 12:25
RAISE6SEC$1,1890$025 Apr, 04:05
RAISE60SEC$1,1840$025 Apr, 04:05
LOWER5MIN$2580$325 Apr, 17:35
RAISE5MIN$1590$025 Apr, 18:50
Total$26,578

Cost = TAS RRP × cleared MW per 5-min interval.

Battery dispatch

Discharged
3,126MWh
peak 925 MW · 18:30
Charged
3,804MWh
peak 789 MW
Net
-678MWh
discharge − charge
Round-trip
82%
discharge / charge ratio
Discharged
3,538MWh
peak 1,224 MW · 18:00
Charged
4,287MWh
peak 724 MW
Net
-750MWh
discharge − charge
Round-trip
83%
discharge / charge ratio
Discharged
2,684MWh
peak 1,070 MW · 17:30
Charged
3,588MWh
peak 1,024 MW
Net
-904MWh
discharge − charge
Round-trip
75%
discharge / charge ratio
Discharged
850MWh
peak 213 MW · 18:30
Charged
1,544MWh
peak 455 MW
Net
-694MWh
discharge − charge
Round-trip
55%
discharge / charge ratio
NEM-wide
Discharged
10,197MWh
peak 3,163 MW · 18:00
Charged
13,223MWh
peak 2,855 MW
Net
-3,026MWh
discharge − charge
Round-trip
77%
discharge / charge ratio

Interconnectors

Region (proxy) Net flow Direction changes Hours at limit
N-Q-MNSP1 +31.4 GWh 0
NSW1-QLD1 −55.1 GWh 0
VIC1-NSW1 +52.3 GWh 0
V-SA −13.9 GWh 9
T-V-MNSP1 −7.6 GWh 0

Per-region net of NETINTERCHANGE proxied to a representative interconnector. Full per-interconnector decomposition + hours-at-limit needs DINTERCONNECTOR parsing (follow-up).

Emissions

Total emissions
257.7k tCO₂
▼ 17.8% vs same day last week
Intensity by region
NSW 79.3k tCO₂ 0.472 tCO₂/MWh
QLD 93.9k tCO₂ 0.498 tCO₂/MWh
SA 1.3k tCO₂ 0.037 tCO₂/MWh
VIC 83.3k tCO₂ 0.570 tCO₂/MWh
TAS 0 tCO₂ 0.000 tCO₂/MWh