NEM
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NEM
Daily analysis
Saturday 18 April 2026
Trading day 2026-04-18
Prices
Trading day · 04:00 → 04:00 AEST · 30-min average
NSW VIC QLD SA TAS
| Region | Avg | VWAP | Min | Max | Neg | Cap |
|---|---|---|---|---|---|---|
| NSW | $56 | $64 | -$9 | $120 | 15 | 0 |
| QLD | $51 | $58 | -$9 | $111 | 16 | 0 |
| SA | $57 | $74 | -$4 | $138 | 8 | 0 |
| VIC | $56 | $62 | -$4 | $128 | 4 | 0 |
| TAS | $94 | $95 | $65 | $177 | 0 | 0 |
Min · Max are 5-minute dispatch extremes; the price chart plots 30-minute averages, so its peak reads lower.
Demand
NSW
Peak
8,386MW
18:20
Trough
3,785MW
12:05
Energy
304.1GWh
QLD
Peak
7,704MW
17:55
Trough
3,988MW
10:50
Energy
280.2GWh
SA
Peak
1,517MW
18:40
Trough
39MW
12:30
Energy
47.3GWh
VIC
Peak
6,120MW
18:30
Trough
3,058MW
13:50
Energy
225.2GWh
TAS
Peak
1,310MW
18:45
Trough
931MW
13:05
Energy
52.7GWh
FCAS
| Service | Cost | Spikes | Peak | When |
|---|---|---|---|---|
| RAISEREG | $6,364 | 0 | $20 | 18 Apr, 17:00 |
| LOWERREG | $5,276 | 0 | $19 | 18 Apr, 14:55 |
| RAISE60SEC | $708 | 0 | $0 | 18 Apr, 17:15 |
| RAISE6SEC | $318 | 0 | $0 | 18 Apr, 17:15 |
| RAISE5MIN | $78 | 0 | $0 | 18 Apr, 18:50 |
| LOWER60SEC | $43 | 0 | $0 | 18 Apr, 14:10 |
| LOWER5MIN | $12 | 0 | $0 | 18 Apr, 12:40 |
| LOWER6SEC | $7 | 0 | $0 | 18 Apr, 14:20 |
| Total | $12,807 | |||
Cost = NSW RRP × cleared MW per 5-min interval.
| Service | Cost | Spikes | Peak | When |
|---|---|---|---|---|
| LOWER6SEC | $23,930 | 0 | $6 | 18 Apr, 17:20 |
| LOWER60SEC | $22,755 | 0 | $6 | 18 Apr, 17:20 |
| RAISEREG | $6,706 | 0 | $20 | 18 Apr, 17:00 |
| LOWER5MIN | $4,129 | 0 | $0 | 18 Apr, 07:00 |
| LOWERREG | $4,053 | 0 | $19 | 18 Apr, 14:55 |
| RAISE6SEC | $340 | 0 | $0 | 18 Apr, 17:30 |
| RAISE60SEC | $196 | 0 | $0 | 18 Apr, 19:40 |
| RAISE5MIN | $84 | 0 | $0 | 18 Apr, 17:45 |
| Total | $62,192 | |||
Cost = QLD RRP × cleared MW per 5-min interval.
| Service | Cost | Spikes | Peak | When |
|---|---|---|---|---|
| RAISEREG | $13,474 | 0 | $20 | 18 Apr, 17:00 |
| LOWERREG | $8,185 | 0 | $19 | 18 Apr, 14:55 |
| RAISE60SEC | $1,179 | 0 | $0 | 18 Apr, 17:15 |
| RAISE6SEC | $673 | 0 | $0 | 18 Apr, 17:15 |
| RAISE5MIN | $156 | 0 | $0 | 18 Apr, 18:50 |
| LOWER60SEC | $130 | 0 | $0 | 18 Apr, 14:10 |
| LOWER5MIN | $27 | 0 | $0 | 18 Apr, 12:40 |
| LOWER6SEC | $11 | 0 | $0 | 18 Apr, 14:20 |
| Total | $23,835 | |||
Cost = VIC RRP × cleared MW per 5-min interval.
| Service | Cost | Spikes | Peak | When |
|---|---|---|---|---|
| RAISEREG | $6,382 | 0 | $20 | 18 Apr, 17:00 |
| LOWERREG | $4,923 | 0 | $19 | 18 Apr, 14:55 |
| RAISE60SEC | $332 | 0 | $0 | 18 Apr, 17:15 |
| RAISE6SEC | $199 | 0 | $0 | 18 Apr, 17:15 |
| LOWER60SEC | $107 | 0 | $0 | 18 Apr, 14:10 |
| RAISE5MIN | $52 | 0 | $0 | 18 Apr, 18:50 |
| LOWER5MIN | $35 | 0 | $0 | 18 Apr, 12:40 |
| LOWER6SEC | $10 | 0 | $0 | 18 Apr, 14:20 |
| Total | $12,038 | |||
Cost = SA RRP × cleared MW per 5-min interval.
| Service | Cost | Spikes | Peak | When |
|---|---|---|---|---|
| RAISEREG | $13,046 | 0 | $70 | 18 Apr, 18:15 |
| LOWER6SEC | $10,573 | 0 | $5 | 18 Apr, 04:05 |
| LOWERREG | $5,647 | 0 | $4 | 18 Apr, 04:05 |
| RAISE60SEC | $4,129 | 0 | $67 | 18 Apr, 18:15 |
| LOWER60SEC | $3,360 | 0 | $5 | 18 Apr, 04:50 |
| RAISE6SEC | $1,912 | 0 | $5 | 18 Apr, 07:30 |
| RAISE5MIN | $317 | 0 | $0 | 18 Apr, 04:05 |
| LOWER5MIN | $247 | 0 | $0 | 18 Apr, 04:05 |
| Total | $39,231 | |||
Cost = TAS RRP × cleared MW per 5-min interval.
Battery dispatch
Peak moment
Fleet discharged 625 MW at 18:30 as NSW spot hit $100/MWh.
Peak moment
Fleet discharged 930 MW at 18:00 as QLD spot hit $99/MWh.
Peak moment
Fleet discharged 620 MW at 20:00 as VIC spot hit $87/MWh.
Peak moment
Fleet discharged 324 MW at 18:30 as SA spot hit $123/MWh.
Peak moment
Fleet discharged 2,378 MW at 18:30 as TAS spot hit $126/MWh.
Discharged
3,863MWh
peak 625 MW · 18:30
Charged
3,873MWh
peak 728 MW
Net
-10MWh
discharge − charge
Round-trip
100%
discharge / charge ratio
Discharged
3,147MWh
peak 930 MW · 18:00
Charged
4,101MWh
peak 889 MW
Net
-954MWh
discharge − charge
Round-trip
77%
discharge / charge ratio
Discharged
4,002MWh
peak 620 MW · 20:00
Charged
3,189MWh
peak 988 MW
Net
+812MWh
discharge − charge
Round-trip
125%
discharge / charge ratio
Discharged
1,636MWh
peak 324 MW · 18:30
Charged
1,500MWh
peak 389 MW
Net
+136MWh
discharge − charge
Round-trip
109%
discharge / charge ratio
NEM-wide
Discharged
12,647MWh
peak 2,378 MW · 18:30
Charged
12,663MWh
peak 2,335 MW
Net
-16MWh
discharge − charge
Round-trip
100%
discharge / charge ratio
Fleet net dispatch · spot-price overlay · 30-min average
Net MWdischarge ↑ · charge ↓NSWQLDVICSATAS$/MWh
Regional dispatch ranking
| Region | Discharged | Net |
|---|---|---|
#1VIC | 4,002MWh | +812 |
#2NSW | 3,863MWh | -10 |
#3QLD | 3,147MWh | -954 |
#4SA | 1,636MWh | +136 |
Generation Mix
- Coal57.5% · 111.9 GWh
- Gas0.5% · 1.0 GWh
- Hydro5.7% · 11.0 GWh
- Wind4.3% · 8.3 GWh
- Solar (utility)13.4% · 26.1 GWh
- Solar (rooftop)16.4% · 32.0 GWh
- Battery2.0% · 3.9 GWh
- Other0.3% · 0.5 GWh
- Coal62.0% · 120.5 GWh
- Gas2.4% · 4.7 GWh
- Hydro4.9% · 9.4 GWh
- Wind4.2% · 8.2 GWh
- Solar (utility)10.2% · 19.8 GWh
- Solar (rooftop)14.6% · 28.4 GWh
- Battery1.6% · 3.1 GWh
- Coal65.9% · 90.7 GWh
- Hydro4.7% · 6.4 GWh
- Wind8.2% · 11.3 GWh
- Solar (utility)7.1% · 9.8 GWh
- Solar (rooftop)10.6% · 14.6 GWh
- Battery2.9% · 4.0 GWh
- Other0.6% · 0.8 GWh
- Gas11.6% · 4.2 GWh
- Wind46.7% · 16.8 GWh
- Solar (utility)7.8% · 2.8 GWh
- Solar (rooftop)29.1% · 10.5 GWh
- Battery4.5% · 1.6 GWh
- Other0.4% · 0.1 GWh
- Hydro78.7% · 22.6 GWh
- Wind17.5% · 5.0 GWh
- Solar (rooftop)3.8% · 1.1 GWh
Renewables
NSW · Daily renewable share
24.5%
VIC · Daily renewable share
26.4%
QLD · Daily renewable share
26.8%
SA · Daily renewable share
81.2%
TAS · Daily renewable share
96.3%
Peak instantaneous
56.1%
at 09:25
Daily NEM-wide share
33.9%
By region (daily share)
- NSW 24.5%
- VIC 26.4%
- QLD 26.8%
- SA 81.2%
- TAS 96.3%
Interconnectors
| Region (proxy) | Net flow | Direction changes | Hours at limit |
|---|---|---|---|
| N-Q-MNSP1 | +22.4 GWh | 2 | — |
| NSW1-QLD1 | −22.3 GWh | 10 | — |
| VIC1-NSW1 | +6.9 GWh | 6 | — |
| V-SA | −2.3 GWh | 8 | — |
| T-V-MNSP1 | −2.1 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
313.4k tCO₂
Intensity by region
| NSW | 99.1k tCO₂ | 0.515 tCO₂/MWh |
| QLD | 106.9k tCO₂ | 0.557 tCO₂/MWh |
| SA | 2.1k tCO₂ | 0.057 tCO₂/MWh |
| VIC | 105.3k tCO₂ | 0.771 tCO₂/MWh |
| TAS | 0 tCO₂ | 0.000 tCO₂/MWh |