Description
Tide heights recorded at Willowhaven Harbour, used to plan dredging and, later, to measure the rise in sea level.
Provenance
Donated with the machine it was used on. The tape had stretched near its start; the first blocks were repaired by hand from the sampled signal. Everything was recovered, with a few damaged files repaired from a second copy.
Preservation
- Fixity (SHA-256)
3d59559b4f7c98fd199983ec6f39c755dfe2c8a3a4f6cbe409a5bbb4003ac0aa- Last verified
- Oct 12, 2026, by Vigil
- Migrated to
- CSV with a data dictionary, with the original files kept
- Copies
- Three, on two kinds of storage, in two cities
- Original carriers
- Kept in cold storage in Vancouver
Access
Free, in the Lazarus reading room in Vancouver and in partner reading rooms. Copies may be taken away.
Reading-room copies are migrated to CSV with a data dictionary, with the original files kept. The recovered files are kept exactly as they were found.
Cite as: Willowhaven Harbour Commission, Tide gauge records, Willowhaven Harbour, 1975–1990 (1975–1990). Lazarus Archive, LZ-04444.