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Trevor Johnston
Trevor Johnston
@beerwithsubtitles.net
Tracking Irish renewable generation at @greencollective.io · Google 2007-2019 · Zürich, New York, Dublin
1.1K followers571 following315 posts
The first of each month is a busy day at the @greencollective.io home office! Highlights of our September issue: - county-level dispatch down analysis for wind - battery record deep-dive by @feiwang.bsky.social - annual solar growth map Read it online: currents.greencollective.io/irish-grid-m...
The Irish grid in September: 🔹 43.0% renewables: 36.8% wind 💨, 4.8% solar ☀️, 1.1% biomass 🪵, 0.3% hydro 💧 🔹 39.1% fossil fuels: 37.5% gas 🏭️, 1.6% waste-to-energy 🔥 🔹 1.3% storage: 0.8% pumped hydro ⛰️, 0.5% batteries 🔋 🔌 16.5% imports All this and much more in the latest "Irish Grid Monthly"!
Riveting reading, obviously -- but might be of interest to close followers of @greencollective.io closely who are curious what sort of datasets we have to juggle 🤓 (fun fact: there are at *least* half a dozen sources of Irish solar data, at varying resolutions/timeliness/completeness)
A sunny Monday, and EirGrid's dashboard showing a new all-island solar high: 1402MW ☀️ However, it's too close to call: as our charts show, spikes in real-time data are often later revised down and/or disappear with downsampling. Record or not, it's great to see such highs well into the autumn! ☀️
I don't think we've posted a map of *all* generation before, i.e. one including fossil fuels. I made this one offset some markers slightly so that none overlap -- I think it highlights the wind/solar/gas regions pretty well? 🧪
How Ireland met electricity demand during August: 🔹 26.7% renewables: 18.2% wind 💨, 6.8% solar ☀️, 1.7% biomass 🪵, 0.1% hydro 💧 🔹 49.2% fossil fuels: 47.6% gas 🔥, 1.5% waste-to-energy 🔥, 0.1% oil 🛢️ 🔹 1.3% storage: 0.8% pumped hydro ⛰️, 0.5% batteries 🪫 🔌 22.5% imports (from our latest newsletter)
Trevor Johnston reposted
So, more on this... Like an eejit I (kinda sorta) half-believed the "current turnaround times" posted on the passport office's website which, if accurate, would have allowed us travel with our newborn ~1 month later 😇 Spoiler: the times were not accurate, and we did not make our trip!
My own passport *renewals* have been fast, even when living in the US -- but it's been over three weeks now without any updates on a first passport application for my baby, born in Switzerland. We've just had to cancel our holiday. The consent form, in particular, is just farcical security theatre.
Trevor Johnston reposted
So, more on this... Like an eejit I (kinda sorta) half-believed the "current turnaround times" posted on the passport office's website which, if accurate, would have allowed us travel with our newborn ~1 month later 😇 Spoiler: the times were not accurate, and we did not make our trip!
My own passport *renewals* have been fast, even when living in the US -- but it's been over three weeks now without any updates on a first passport application for my baby, born in Switzerland. We've just had to cancel our holiday. The consent form, in particular, is just farcical security theatre.
Call #3. Afternoon. Short hold. New verification: mother's maiden name...um, what? Since the estimated date has passed, tries to find out more. Wait. Frostier. Can only tell me it's still processing. Call back Monday when they might have an update. Sorry, I'll be calling every day. Didn't like that!
Very pleasantly surprised to see *such* a clear dip in the data, despite the eclipse occurring so close to sunset! (fortuitously, I did some work recently to improve the frequency and reliability of our EirGrid scraper which certainly came in handy tonight!)
🚨 Irish solar generation dipped noticeably during the partial solar eclipse earlier this evening, bottoming out at just 8MW. Overlaying today's generation with yesterday's, we see a clear notch around 7pm when the eclipse was at its greatest 🌑 ⚡️ #SolarEclipse #SpeirGorm
So, more on this... Like an eejit I (kinda sorta) half-believed the "current turnaround times" posted on the passport office's website which, if accurate, would have allowed us travel with our newborn ~1 month later 😇 Spoiler: the times were not accurate, and we did not make our trip!
My own passport *renewals* have been fast, even when living in the US -- but it's been over three weeks now without any updates on a first passport application for my baby, born in Switzerland. We've just had to cancel our holiday. The consent form, in particular, is just farcical security theatre.
Call #2. There's a log of every interaction! Yesterday's agent "passed it on". It'll take a couple of days for someone to examine it but there's a good chance we won't miss our *next* trip. Ultimately, I know little more -- but have some indication not everybody there hates their job. Night and day.
Trevor Johnston reposted
Time for a little round-up of our July reporting... 🧵 First, the basics: how much of electricity demand each source (wind, solar, gas, etc.) meet? 🍃 ☀️ 🌊 🗻 🔋 🏭️ 🔥 bsky.app/profile/gree...
How July's electricity demand was met on the island of Ireland: 🌱 32.2% Renewables • Wind: 23.2% 💨 • Solar: 8.4% ☀️ • Biomass: 0.4% | Hydro: 0.2% 🔥 46.5% Fossil Fuels • Gas: 46% ⛽️ • Waste: 0.3% | Oil: 0.1% 🔋 1.4% Storage (0.9% Pumped Hydro, 0.5% Battery) ⚡️➡️ 19.8% Net Imports
So, more on this... Like an eejit I (kinda sorta) half-believed the "current turnaround times" posted on the passport office's website which, if accurate, would have allowed us travel with our newborn ~1 month later 😇 Spoiler: the times were not accurate, and we did not make our trip!
My own passport *renewals* have been fast, even when living in the US -- but it's been over three weeks now without any updates on a first passport application for my baby, born in Switzerland. We've just had to cancel our holiday. The consent form, in particular, is just farcical security theatre.
So, more on this... Like an eejit I (kinda sorta) half-believed the "current turnaround times" posted on the passport office's website which, if accurate, would have allowed us travel with our newborn ~1 month later 😇 Spoiler: the times were not accurate, and we did not make our trip!
My own passport *renewals* have been fast, even when living in the US -- but it's been over three weeks now without any updates on a first passport application for my baby, born in Switzerland. We've just had to cancel our holiday. The consent form, in particular, is just farcical security theatre.
So, more on this... Like an eejit I (kinda sorta) half-believed the "current turnaround times" posted on the passport office's website which, if accurate, would have allowed us travel with our newborn ~1 month later 😇 Spoiler: the times were not accurate, and we did not make our trip!
My own passport *renewals* have been fast, even when living in the US -- but it's been over three weeks now without any updates on a first passport application for my baby, born in Switzerland. We've just had to cancel our holiday. The consent form, in particular, is just farcical security theatre.
Partly on a lark, partly out of curiosity, and partly out of concern for our *other* planned trips, I took up @oliver.ie on his kind offer to try to "fast track" our application. No results yet *but* it's amazing to learn that -- after four weeks -- *our application hasn't even been opened yet* 😮
So, it's an unfortunate coincidence for me that the passport office is in the news today crowing about having issued 500,000 passports in the first half of 2026 on the very day my son's passport was supposed to be issued -- how many are stuck in processing? 📄 www.irishexaminer.com/news/munster...
So, more on this... Like an eejit I (kinda sorta) half-believed the "current turnaround times" posted on the passport office's website which, if accurate, would have allowed us travel with our newborn ~1 month later 😇 Spoiler: the times were not accurate, and we did not make our trip!
My own passport *renewals* have been fast, even when living in the US -- but it's been over three weeks now without any updates on a first passport application for my baby, born in Switzerland. We've just had to cancel our holiday. The consent form, in particular, is just farcical security theatre.
More fool me: I've had nothing but poor experiences as an Irish person abroad, most recently while ordering a copy of my birth cert which turned into the two month-long farce detailed below (yes, I am regretting now those kudos for the passport office). bsky.app/profile/beer...
People rightly laud the passport office but for a more representative sample of Irish bureaucracy on the internet, I present to you the official website for ordering an Irish birth certificate. Wash your hands! 🦠 (I've emailed the GRO instead -- quaint, but they seem active)
So, more on this... Like an eejit I (kinda sorta) half-believed the "current turnaround times" posted on the passport office's website which, if accurate, would have allowed us travel with our newborn ~1 month later 😇 Spoiler: the times were not accurate, and we did not make our trip!
My own passport *renewals* have been fast, even when living in the US -- but it's been over three weeks now without any updates on a first passport application for my baby, born in Switzerland. We've just had to cancel our holiday. The consent form, in particular, is just farcical security theatre.
Part of the reason I thought we had a chance is the aura surrounding the Irish passport office -- just skim the replies to this thread and you'll see it's considered an oasis of competence in the Irish civil service, with numerous folks reporting near next-day service. bsky.app/profile/ocea...
G-g-g-galway!
Galway reaching #1 for July renewable power is even remarkable given that ~20% of its wind energy was dispatched down during the month — far more than in the usual leaders of Cork and Kerry 🍃 Another driver? The new solar plant at Ballymoneen, which notably saw no dispatch down all month long ☀️
"Trevor, stop trying to make 'green corridor' happen!"
Solar completely upended our county rankings in July to make Galway #1 and Meath #2 renewable energy producers for the first time ☀️ With Offaly at #4, our map below highlights an emerging green corridor of renewable production stretching from the east to west coasts 📍
No need to wait weeks and weeks -- whether hail, rain, sleet or snow, Swiss National Day or even *a new flipping baby in the house* @greencollective.io newsletter subscribers get their news on the first of each and every month 😆
So far this year, the grid's having its greenest summer in recent memory. How well did we do in July? In the next edition of "Irish Grid Monthly" we'll be covering: ⚡️ datacentre demand ⚡️ carbon emissions ⚡️ curtailment and transmission constraints Sign up today to receive your copy!
This unit-level analysis of dispatch down was my work focus towards the end of the pre-baby times and...it is just incredibly satisfying to see the near-perfect bell curves produced by stacking metered generation, curtailment, and constraints 🎯
Ireland saw exceptionally strong solar generation over the weekend as a heat dome descended over Europe. The charts below illustrate not-insignificant dispatch down, with transmission constraints dominating in Northern Ireland and significant curtailment in the east and south coasts.
Genuinely can't remember the last dealings I had in Ireland which ended without me telling them how to do their job 😆 (this was *such* an interesting call, e.g. the GRO generally doesn't forward tracking numbers for registered post...like, what do you think registered post is for, exactly?)
Latest: someone from the GRO called me this morning to tell me my birth cert was returned to them, possibly because of insufficient postage. A sum of 16 EUR was mentioned which, after 30 seconds on An Post's website, tells me is insufficient for registered post from Ireland to Switzerland (17 EUR) 🤦♂️
A *very* late daily report owing to a restless baby the night before, ongoing database annoyances, and one-damn-typo yesterday morning which really spun out of control 😴
Renewable generation and discharging storage equalled 46% of yesterday's electricity demand, with a peak of 61% at 00:15. Fossil fuel generation (mostly gas) equalled 38% of demand. 0% of generation was exported, 15% of demand was met by imports.
Aaaaand, right on cue... (I can't be too mad, as -- hooray! -- @greencollective.io is cited in the actual report which, FWIW, I entirely agree with -- oddly enough, though, it's *not* for our 2025 emissions estimate) www.rte.ie/news/2026/05...
*mentally steels himself for this to get literally no wider attention until, say, June 2026 when the Irish EPA (or a similar organisation - who do great work, but at very different speeds than we're used to) put out a press release* 🤷♂️ Our 500+ newsletter subscribers seem to appreciate it, though!
And the report itself, from @ccacireland.bsky.social: bsky.app/profile/ccac...
Today we published our Electricity Sectoral Review. It finds that limited renewable rollout and grid constraints are leaving Ireland unnecessarily dependent on imported fossil fuels and exposed to global energy shocks. Read the Review at: shorturl.at/TnvLU
Can we book the wind farm developer for Tommy's show? The whole idea is he knows nothing about his guests.
Another triumph for the NIMBYS…this offshore wind farm would have powered 350,000 homes, but no, we’d rather burn the world down with foreign oil, gas. RTÉ chatshow host Tommy Tiernan among the objectors. Well done, Tommy, as long as you’re ok. Joke’s on the rest of us.