Hydrologist
💧Monitors rivers, lakes and groundwater: measures flows and levels, forecasts floods and droughts, and works out whether there is enough water for cities and farms.
Prospects & pay
What the work is like
💼 Job market
🇺🇸 $128.4k a year on average
Geoscientists and hydrologists, except geographers — US: Census ACS 2020–24 (full-time), BLS projections 2025–35
🇬🇧 £56.4k median a year · 10,000 jobs
Physical scientists — UK: ONS ASHE 2025 (full-time)
🤖 AI & automation
AI models forecast floods ever more accurately from sensor and satellite data; field measurements, model checks and decisions about risk stay with the hydrologist.
Who it suits
Interests: 🌋 Planet: ocean, climate, geology, 📐 Maths and data, 🏕️ Outdoor work, expeditions, ⚛️ Physics and chemistry.
Key strengths: science, maths.
Where to study
- Bachelor's BSc Geography, Environmental Science, Geology or Civil Engineering
- Master's MSc Hydrology / Water Resources Management / Hydrogeology
- Apprenticeship Environment Agency hydrometry apprenticeship (UK)
Key school subjects (A-level / IB / AP): Maths, Geography, Physics, Chemistry.
🧗 A degree in geography, environmental science, geology or civil engineering, then an MSc in hydrology or water resources. Employers: Environment Agency, USGS, water utilities and consultancies.
Universities
🇬🇧 United Kingdom
- University of East Anglia Norwich
Attestat + foundation (INTO UEA); IELTS usually 6.0–6.5 * - Lancaster University Lancaster · €31.2k/yr
IELTS 6.5 (5.5 each); Attestat + foundation at the International Study Centre; Finance 2027/28 £27.1k - University of Leeds Leeds
Attestat + foundation (Leeds International Foundation Year); IELTS usually 6.0–6.5 *
🇺🇸 United States
- Stanford University Stanford, CA · €58.9k–61.2k/yr
SAT/ACT required; no English test required; need-aware for internationals (aid request affects admission), full need met - University of California, Berkeley Berkeley · €47.7k–49.9k/yr
UC Application; TOEFL 80 (new scale 4.5) / IELTS 6.5 / DET 115; SAT/ACT not considered; almost no aid for internationals - Duke University Durham, NC · €64.2k/yr
SAT/ACT optional (2026-27); English test optional (IELTS 7 / DET 130 benchmark); need-aware, admit rate with aid request under half
🇩🇪 Germany
- University of Freiburg Freiburg · €3k/yr
Non-EU: €1,500 a semester; DSH-2/TestDaF 4x4/telc C1 Hochschule; only Liberal Arts and Sciences in English; medicine: apply to Freiburg - TU Dresden Dresden · free
No tuition; German C1 certificate must be enclosed with the application (not later); apply via uni-assist - University of Bayreuth Bayreuth · free
No tuition (in Bavaria only TUM and FAU charge non-EU fees so far); German C1 (DSH-2/TestDaF 4x4) *
🇳🇱 Netherlands
- Wageningen University & Research Wageningen · €18.3k/yr
Certificate + usually 1 university year; maths and biology/chemistry; IELTS ≈ 6.0–6.5 - Utrecht University Utrecht · €13.4k–17.1k/yr
Certificate + usually 1 university year; IELTS ≈ 6.5; veterinary medicine (225 places) and medicine are numerus fixus, apply by 15 January - Vrije Universiteit Amsterdam Amsterdam
Russian certificate + at least 1 year of credits at a recognised university; IELTS ≈ 6.5; non-EU deadline 1 April
🇫🇷 France
- AgroParisTech Palaiseau
No direct entry from school: concours after 2 years of CPGE (BCPST, concours A BIO); taught in French * - Université Grenoble Alpes Grenoble · €200–2.9k/yr
DAP, B2; fee increase postponed for 2026/27, from 2027/28 waivers based on finances - University of Montpellier Montpellier
DAP via Études en France (Oct–15 Dec), French B2 (TCF DAP/DELF B2); university decides by 30 April *
🇮🇹 Italy
- Politecnico di Milano Milan · €160–3.9k/yr
TOL (≥30/100) or SAT ≥620 per section; English/Italian B2; 12 school years, else a university year or foundation - University of Bologna Bologna · €1.2k/yr
English programmes: B2 (some B1), selection by SAT, TOLC-E or CEnT-S; 12 school years. Non-OECD citizens: €1,157 a year - Ca' Foscari University of Venice Venice · €1.3k–2.1k/yr
Selection by documents (apply.unive.it, €30 fee); B2 in the language of study; fee by country group €1,300–2,100
🇪🇸 Spain
- Autonomous University of Barcelona Bellaterra · €1.8k/yr
Homologation + UNEDasiss, PCE for score; some classes in Catalan; non-EU €30/ECTS * - University of Granada Granada · €800/yr
No Spanish certificate required for admission; UNEDasiss + PCE (up to +4); local fee €12.62/ECTS - Autonomous University of Madrid Madrid · €6.8k–8.2k/yr
Homologation + UNEDasiss, PCE; non-EU pay ≈ 7× more (e.g. €6,823 vs €1,015)
🇨🇿 Czech Republic
- Czech University of Life Sciences Prague Prague · €0–2.3k/yr
Free in Czech; English bachelor's for non-EU ≈€1,000–2,300/yr (by faculty) - Charles University Prague · free
Free in Czech (Czech ≈B2 + exams, ÚJOP course); English programmes €40–30,620/yr - Masaryk University Brno · €0–16k/yr
Free in Czech; English €2,700–7,500/yr (Informatics €4,500), Medicine CZK 380,000; Czech ≈B2 + entrance exams
Things to know
🌊 Working on or under water🧳 Frequent work trips
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