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Table 5 Source terms, ground truth and products, with source, frequency of provision and delivery delay, developed as part the effusive crisis response network of Fig. 13

From: Effusive crises at Piton de la Fournaise 2014–2015: a review of a multi-national response model

Data

Data Type

Source

Frequency of provision

Delay

Lava-tephra samples

Sample

In-situ sampling by OVPF staff

Irregular:

Daily-to-weekly

Days

(delivery time to mainland)

Flow dimensions

(flow length, area)

Ground-Truth

Field measurements by OVPF staff

Irregular:

Daily-to-weekly

Hours

SO2 flux

Ground-Truth

Scanning DOAS system

(OVPF)

Once every 30 min

Minutes

Vent location & DEM

Source Term

GPS & drone-based photogrammetry (OVPF)

Irregular:

Daily-to-weekly

Vent location = hours

DEM = days

Chemistry, crystallinity & vesicularity

Source Term & Product

Geochemistry and textural laboratory (OPGC/LMV)

Same as sampling

Days-to-weeks

TADR

Source Term & Product

MIROVA

(Università di Torino)

Four times per day

Minutes

LoSD

Source Term & Product

DOWNFLOW

(INGV-Pisa)

On-demand as vent locations & DEM changes

Minutes

Flow run-outs

Product

FLOWGO

(LMV)

Four times per day (as TADR-arrives)

Minutes